A Dictionary of Hallucinations

Preface to the Second Edition
	References
Contents
List of Figures
	Preface
	A
	B
	C
	D
	E
	F
	G
	H
	I
	J
	K
	L
	M
	N
	O
	P
	Q
	R
	S
	T
	U
	V
	W
	X
	Z
A
	Abdominal Aura
	Absinthism and Hallucinations
	Acceleration Phosphene
	Accommodation-Convergence Micropsia
	Accommodative Micropsia
	Acenesthesia
	Achromatism
	Achromatopsia
	Acoasm
	Acoenesthesiopathy
	Acousma
	Acoustic Hallucination
	Acoustic Phantasma
	Acquired Centralized Tinnitus
	Acquired Immunodeficiency Syndrome (Aids) and Hallucinations
	Acquired Synaesthesia
	Acroparaesthesia
	Active Illusion
	Acuphene
	Acute Ascending Polyneuropathy and Hallucinations
	Acute Brain Syndrome
	Acute Confabulatory Psychosis
	Acute Confusional State
	Acute Hallucinatory Insanity
	Acute Hallucinosis
	Acute Organic Reaction
	Acute Psychotic Syndrome After Penicillin
	Acyanoblepsia
	Additional Image Perception
	Aeropsia
	Affect Illusion
	Affective or Non-specific Verbal Hallucination
	Aftereffect
	Afterimage
	Afterimagery
	Afterlife-Related Hallucination
	Aftersensation
	Agaric and Hallucinations
	Agathosma
	Ageusia
	Ageustia
	Agheustia
	Agnosopsia
	AIDS and Hallucinations
	Akinetopsia
	Akoasm
	Akoasmic Noise
	Alcohol Hallucinosis
	Alcoholic Hallucinosis
	Alcoholic Twilight State
	Alcohol-Induced Psychotic Disorder
	Alexander’s Band
	Algohallucinosis
	Algesia
	Algopsychalia
	Al-Hasan, Abu Ali
	Alhazan (c. 965–1040)
	Aliageusia
	Alice in Wonderland Effect
	Alice in Wonderland Syndrome
	Aliosmia
	Alkaloids and Hallucinations
	Allachaesthesia
	Allesthesia
	Alley
	Allocheiria
	Allochiria
	Allodynia
	Allodyngeusia
	Allodynosmia
	Alloaesthesia
	Allotopagnosia
	Allotriogeusia
	Allotriogeustia
	Allucinatio
	Altruistic Hallucination
	Alucinari
	Alucinatio
	Alusia
	Alzheimer’s Disease and Hallucinations
	Amanita Reverie
	Amaurosis and Visual Hallucinations
	Amaurosis Fugax and Visual Hallucinations
	Ambiguity
	Ambiguous Figure
	Ambiguous Illusion
	Amblyaphia
	Amblyopia and Hallucinations
	Amentia
	American Mandrake and Hallucinations
	Amphetamine Psychosis and Amphetamine-Induced Hallucinations
	Anabolic Steroids and Hallucinations
	Anaesthesia
	Anaesthesia Dolorosa
	Anaesthesia Gustatoria
	Anaesthesia Linguae
	Anaesthesia Olfactoria
	Anaesthesia Optica
	Analgesia
	Analgia
	Anaphia
	Anerythroblepsia
	Anerythropsia
	Anesthesia
	Angel Dust and Hallucinations
	Angel’s Trumpet and Hallucinations
	Anhaphia
	Animals and Hallucinations
	Animal Voice Hallucination
	Ann the Word
	Anomalous Colour Vision
	Anomalous Trichromacy
	Anomalous Trichromatism
	Anorexia and Hallucinations
	Anosmia
	Anosognosia and Hallucinations
	Anosognosia for Blindness
	Anthelic Arc
	Anthelion
	Anthypnic Sensation
	Antibiotics and Hallucinations
	Anticholinergic Hallucinogen
	Antidepressants and Hallucinations
	Anti-hallucinatory System
	Ant Ingestion and Hallucinations
	Antipsychotics and Hallucinations
	Anton-Babinski Syndrome
	Anton’s Blindness
	Anton’s Symptom
	Anton’s Syndrome
	Anwesenheit
	Aphantasia
	Apophany
	Apophenia
	Apotemnophilia
	Apparition
	Apparitional Experience
	Apperceptive Hallucination
	Archimedes’ Spiral
	Aristotle’s Illusion
	Arrest of Passage of Time
	Arrowhead Illusion
	Artificial Somnambulism
	Artificial Spectrum Top
	Arugopsia
	Aschematia
	Asclepiades of Bithynia (124–c. 40 BC)
	Asomatognosia
	Asomatoscopy
	Asphalt Mirage
	Assimilation
	Assimilative Illusion
	Associative Mindblindness
	Asthenopic Scotoma
	Astral Projection
	Ataques de Locura
	Athenodorus Cananites
	Atopognosis
	Atropa belladonna and Hallucinations
	Atropa Mandragora and Hallucinations
	Atropine and Hallucinations
	Atypical Odontalgia
	Aubert-Fleischl Effect
	Aubert-Fleischl Paradox
	Aubert-Fleischl Phenomenon
	Audible Thinking
	Audio Illusion
	Audioalgesic Hallucination
	Audioalgesic Synaesthesia
	Audiosensitivity
	Audiovisuoalgesic Hallucination
	Audiovisuoalgesic Synaesthesia
	Audition Colorée
	Auditory Aura
	Auditory Autokinetic Effect
	Auditory Charles Bonnet Syndrome
	Auditory Deafness
	Auditory Distortion
	Auditory Evoked Phosphene
	Auditory Hallucination
	Auditory Hyperaesthesia
	Auditory Illusion
	Auditory Pareidolia
	Auditory Peripheric Hallucination
	Auditory Perseveration
	Auditory Sexual Hallucination
	Auditory Sleep Start
	Auditory Verbal Hallucination
	Aufhocker
	Aura
	Aura Epileptica
	Aural Hallucination
	Aural Phenomenon
	Aureole Effect
	Autohallucination
	Autokinesis
	Autokinetic Effect
	Autokinetic Illusion
	Autokinetic Phenomenon
	Autokinetic Sensation
	Automatism
	Automatosis
	Autonomic Aura
	Autophonia
	Autophony
	Autoprosopometamorphopsia
	Auto-representative Phenomenon
	Autoscopic Hallucination
	Autoscopic Phenomenon
	Autoscopy
	Autosomatagnosia
	Autosomatamnesia
	Autotopagnosia
	Ayahuasca-Induced Hallucination
	Ayawaska
B
	Babuzicarius
	Background Object of Primary Identification
	Backmasking
	Back-Rider
	Backward Masking and Illusions
	Bagel Vision
	Ball Lightning and Hallucinations
	Bananadine and Hallucinations
	Belladonna-Induced Hallucination
	Benham’s Disc
	Benham’s Top
	Benham’s Wheel
	Benign Hallucination
	Benzodiazepine-Induced Hallucination
	Bereavement Hallucination
	Beta-Blockers and Hallucinations
	Bicameral Mind Theory
	Bidwell’s Ghost
	Bilateral Auditory Hallucination
	Bilateral Hallucination
	Bilateral Scotoma
	Bilateral Spectrum
	Binasal Hemianopia
	Binocular Diplopia
	Binocular Illusion
	Bio-Introscopy
	Bipartition Fantasy
	Birgitta Birgersdotter
	Birgitta of Vadstena
	Bistable Figure
	Bitemporal Hemianopia
	Black Hemianopia
	Black Patch Delirium
	Black Patch Disease
	Black Patch Psychosis
	Black Patch Syndrome
	Blake, William (1757–1827)
	Blank Hallucination
	Bleuler, Paul Eugen (1857–1939)
	Blind Imagination
	Blindness and Hallucinations
	Blindsight
	Blind Spot
	Blue-Field Entoptic Phenomenon
	Blue Vision
	Bodily Hallucinated Smell
	Bodily Hallucination
	Body Dysmorphic Disorder and Hallucinations
	Body Photism
	Body Schema Disturbance
	Body Schema Illusion
	Body Sensation Hallucination
	Body-Swapping Illusion
	Bolt Lightning
	Bonaparte, Napoleon (1769–1821)
	Bonnet Syndrome
	Border
	Borderline Personality Disorder and Hallucinations
	Bottom-Up Hypothesis
	Bouguer’s Halo
	Bouncing Vision
	Braille Hallucination
	Brain Damage-Induced Synaesthesia
	Brain Light
	Brainstem Auditory Hallucinosis
	Brainstem Hallucination
	Brainworm
	Bridget of Sweden (1303–1373)
	Brobdingnagian Hallucination
	Brobdingnagian Vision
	Brocken Bow
	Brocken Spectre
	Buddha’s Halo
	Buddha’s Light
	Bufotenine and Hallucinations
C
	Cacogeusia
	Cacosmia
	Café Wall Illusion
	Caloric Stimulation and Hallucinations
	Cambiata Illusion
	Cannabis-Induced Hallucination
	Capgras Delusion
	Capgras Syndrome for the Mirror Image
	Capgras Syndrome
	Cardan, Jerome (1501–1576)
	Carroll, Lewis
	Cataract Delirium
	Causalgia
	Celestial Illusion
	Cellini’s Halo
	Cenesthetic Hallucination
	Census of Hallucinations
	Census of Waking Hallucinations
	Central Achromatopsia
	Central Dazzle
	Central Macropsia
	Central Pain
	Central Tinnitus
	Centrifugal Theory of Hallucinatory Activity
	Centripetal Theory of Hallucinatory Activity
	Cephalotinnitus
	Cerebral Achromatopsia
	Cerebral Akinetopsia
	Cerebral Amblyopia
	Cerebral Dyschromatopsia
	Cerebral Polyopia
	Cerebro-Sensorial Hallucination
	Cessation of Dreaming
	Change Blindness
	Change Deafness
	Charcot-Wilbrand Syndrome
	Charles Bonnet Syndrome
	Charpentier’s Illusion
	Chemosensory Deficits
	Chemosensory Disorders
	Chessboard Design
	Childhood and Hallucinations
	Childhood Companion
	Childhood Trauma and Hallucinations
	Chloropsia
	Choreomania
	Christic Vision
	Chromatic Illusion
	Chromatic-Graphemic Synaesthesia
	Chromatic-Lexical Synaesthesia
	Chromatic-Numeric Synaesthesia
	Chromatic-Phonemic Synaesthesia
	Chromatism
	Chromatodysopsia
	Chromatopsia
	Chromopsia
	Chronic Hallucinatory Psychosis
	Chronic Hallucinosis
	Chronic Tactile Hallucinosis
	Chronophrenia
	Chronotaraxis
	Cinematographic Vision
	Circle of Ulloa
	Clairaudience
	Clairsentience
	Clairvoyance
	Classification of Hallucinations
	Clérambault Syndrome
	Clinical Lycanthropy
	Clinical Therianthropy
	Clinical Zoanthropy
	Clocking Tinnitus
	Clonidine Hallucination
	Clonidine-Induced Hallucination
	Closed-Eye Hallucination
	Closed-Eye Visual Hallucination
	Closed-Eye Visualization
	CNS Stimulants and Hallucinations
	Cobweb Figure
	Cocaine Bugs
	Cocaine Hallucinosis
	Cocaine Spots
	Cocaine-Induced Misperceptions
	CODAM
	Codeine and Hallucinations
	Coenesthesiopathy
	Coenesthetic Autoscopy
	Coenesthetic Hallucination
	Coenesthetic Sexual Hallucination
	Coenestopathy
	Cognitive Behavioural Therapy
	Cognitive Illusion
	Cognitive Model of Hallucinations
	Cognitive Therapy and Hallucinations
	Coherent Tinnitus
	Cohn, Helen
	Coincidental Hallucination
	Cold Allodynia
	Collective Apparition
	Collective Hallucination
	Collective Percipience
	Coloropsia
	Colour Audition
	Colour Blindness
	Coloured Hearing
	Coloured Hearing Synaesthesia
	Coloured Language
	Coloured Music
	Coloured Taste
	Coloured Words
	Colour Hearing
	Colour Phi Phenomenon
	Colour-Processing Deficit
	Colour Scotoma
	Colour Vision Deficiency
	Command Hallucination
	Complementary Afterimage
	Complete Hallucination
	Completion Illusion
	Complex Hallucination
	Complex Regional Pain Syndrome
	Complicated Metamorphopsia
	Compound Hallucination
	Compound Sexual Hallucination
	Compulsive Hallucination
	Conception Hallucination
	Conceptual Synaesthesia
	Conductive Tinnitus
	Cone
	Cone-Monochromatism
	Confuso-Oneiric State
	Congruent Multimodal Hallucination
	Contingent Aftereffect
	Contingent Perceptual Aftereffect
	Continuity Hypothesis
	Convergence Micropsia
	Convergence Phosphene
	Conversion
	Conversion Anaesthesia
	Conversion Blindness
	Conversion Hallucination
	Conversive Hallucination
	Cornsweet Edge
	Cornsweet-Edge Effect
	Cornsweet Effect
	Cornsweet Illusion
	Cornsweet Stimulus
	Corollary Discharge Model
	Corona
	Corona Phenomenon
	Cortical Blindness
	Cortical Metamorphopsia
	Cortical Probing and Hallucinations
	Corticosteroids and Hallucinations
	Craik-Cornsweet Illusion
	Craik-O’Brien-Cornsweet Illusion
	Craik-O’Brien Effect
	Crank Bugs
	Creative Hallucination
	Crepuscular Hallucinosis
	Cross-Activation Hypothesis
	Cryptesthesia
	Crystal Vision
	Cutaneous Perception
	Cyanopia
	Cyanopsia
D
	Daltonism
	Dämmerzustand
	Dancing Mania and Hallucinations
	Dancing Plague
	Dark Light
	Dark Side of Oz
	Dark Side of the Rainbow
	Datura Hallucination
	Day Blindness
	Daydream
	Daymare
	Daytime Parahypnagogia
	Dazzle
	De Clérambault Syndrome
	De Maupassant, Guy (1850–1893)
	Dead-Weight Hallucination
	Deafferentiation Hypothesis of Hallucinatory Activity
	Deafferentiation Pain
	Deafness
	Deathbed Apparition
	Deathbed Escort
	Deathbed Vision
	Defective Corollary Discharge Model for Verbal Auditory Hallucinations
	Defective Revisualization
	Deformation Phosphene
	Déjà Experience
	Déjà Vécu
	Déjà Vu
	Delboeuf Concentric Circles
	Delboeuf Illusion
	Deliriant
	Delirium
	Delirium Alcoholicum
	Delirium Ebriositatis
	Delirium Ebriosorum
	Delirium Ebriosum
	Delirium E Potu
	Delirium of Judgment
	Delirium of the Senses
	Delirium Potatorum
	Delirium Tremens
	Delirium Tremifaciens
	Delusional Halitosis
	Delusional Misidentification Syndrome
	Delusional Reduplication Syndrome
	Dementia and Hallucinations
	Dementia Paralytica and Hallucinations
	Demon
	Demoor’s Sign
	Dendropsia
	Denial of Blindness
	Dermal Vision
	Dermatozoic Hallucination
	Dermo-optical Perception
	Dermo-optics
	Descartes, René (1596–1650)
	Desert Hallucination
	Desert Mirage
	Deutan Colour Blindness
	Deutan Colour Deficiency
	Deutanomaly
	Deuteranomaly
	Deuteranopia
	Deuteroscopic Hallucination
	Deuteroscopy
	Deutsch’s Illusion
	Developmental Synaesthesia
	Dichromatism
	Dichromatopsia
	Digital Sight
	Dimensions of Visual Imagery
	Dimethyltryptamine (DMT) and Hallucinations
	Diminutive Visual Hallucination
	Dinitrogen Oxide and Hallucinations
	Diplacusis
	Diplohaptia
	Diplopia
	Diplopia Monocularis
	Direct Voice
	Disjunctivism
	Disorder of Corporeal Awareness
	Disorder of Perception
	Disorder of Time Sense
	Disposition
	Dissimilar Autoscopy
	Dissociation and Hallucinations
	Dissociation Model of Hallucinatory Experience
	Dissociative
	Dissociative Hallucination
	Dissociative Twilight State
	Distorted Hallucination
	Distorteidolia
	Distortion
	Distortion Illusion
	Distortions of Vital Sensations
	Djinn
	D-Nightmare
	Dodgson, Charles Lutwidge (1832–1898)
	Dolittle Phenomenon
	Donizetti, Gaetano (1797–1848)
	Donut Vision
	Dopamine Hypothesis of Hallucinatory Activity
	Doppeldenken
	Doppelgänger
	Doppler Effect
	Doppler Shift
	Dostoevsky, Fyodor (1821–1881)
	Double
	Double Consciousness
	Double Dream
	Double Hearing
	Double Perceptions
	Double Rainbow
	Double Simultaneous Stimulation Phenomenon
	Doubling of Awareness
	Doughnut Vision
	Downward Sensory Impulse
	Dream
	Dream Anxiety Attack
	Dream Fish
	Dream Intrusion
	Dreamachine
	Dream Machine
	Dream Pain
	Dream Scintillation
	Dream Screen
	Dreaming True
	Dreamy Mental State
	Dreamy State
	Drug
	Drug-Induced Hallucination
	Drug-Induced Synaesthesia
	Dual Consciousness
	Dual-Input Model of Hallucinations
	Dual System Experience
	Duck-Rabbit
	Dumbbell Phosphene
	Duplicate Limb Sensation
	Duplication of Consciousness
	Dysacusis
	Dysaesthesia
	Dysaphia
	Dysauris
	Dyschromatopsia
	Dyschronation
	Dysgeusia
	Dysgeustia
	Dysmegalopsia
	Dysmetropsia
	Dysmorphopsia
	Dysosmia
	Dysplatopsia
E
	Ear-Clicking Tinnitus
	Earthquake
	Earworm
	Écho de la pensée
	Echo of Reading
	Echo Pain
	Ecsomatic Experience
	Ecstasy with Looking Back at Oneself
	Ecstasy, Mysticism, and Hallucinations
	Ecstatic Aura
	Ectoplasm
	Ectoplasmic Substance
	Eidetic Image
	Eidetic Imagery
	Eidetic Phenomenon
	Eideticum
	Eidolia
	Eigengrau
	Eigenlicht
	Electrocortical Stimulation
	Electromagnetic Field Disturbances and Hallucinations
	Electromagnetic Waves and Hallucinations
	Electronic Voice Phenomenon
	Elementary Hallucination
	Endomorphins and Hallucinations
	Endorphins and Hallucinations
	Enfacement Illusion
	Enhanced Stereoscopic Vision
	Enomania
	Entheogen
	Entity
	Entity Encounter Experience
	Entity Experience
	Entomopia
	Entophthalmic Phenomenon
	Entopsia
	Entoptic Form
	Entoptic Hallucination
	Entoptic Image
	Entoptic Imagery
	Entoptic Phenomenon
	Environmental Tilt
	Ephedrine and Hallucinations
	Ephialtes
	Ephialtes Nocturnus
	Ephialtes Vigilantium
	Ephialtis
	Epidemic Chorea
	Epidemic Hallucination
	Epidemic of Dancing
	Epigastric Aura
	Epilepsy and Hallucinations
	Epileptic Déjà Vu
	Epileptic Hallucination
	Epileptic Polyopia
	Epileptic Synaesthesia
	Epileptic Twilight State
	Episodic Twilight State
	Erethic Hallucination
	Erethismus Ebriosorum
	Erotic Hallucination
	Erythropsia
	Esthetic Illusion
	Ethanol and Hallucinations
	Exalted Hearing
	Excursion of the Ego
	Exosomaesthesia
	Expectancy Hypothesis of Hallucinatory Experience
	Experiential Hallucination
	Experiential Hallucinosis
	Experiential Ictal Phenomenon
	Experiential Phenomenon
	Experiential Projector Model of Hallucinations
	Experiential Response
	Experiential Seizure
	Exploding Head Syndrome
	External Autoscopy
	Extracampine Hallucination
	Extrasensory Perception
	Extrinsic Olfactory Hallucination
	Eye Floaters
	Eyeless Sight
	Eyeless Vision
	Eye-Movement Phosphene
	Eyes Wide Shut Illusion
F
	Face Adaptation
	Face-Aftereffect
	Face Hallucination
	Face Illusion
	Face Pareidolia
	Faces in the Dark
	Facial Hallucination
	Facial Pareidolia
	Fallacia
	Fallacia Optica
	False Awakening
	False Bodily Awareness
	False Hallucination
	False Paracusis
	False Proximate Awareness
	Falsidical Hallucination
	Familiar
	Fantastic Hallucination
	Fasting-Induced Hallucination
	Fata Bromosa
	Fata Morgana
	Fata Morgana of the Visual Sphere
	Fat-Face Illusion
	Fat-Face-Thin Illusion
	Fechner Colour
	Fechner’s Colours
	Feedback Signal
	Feeling of a Presence
	Fiction
	Fiction Illusion
	Fiery Rings of Purkinje
	Figment
	Figure-Ground Vase
	Filigree
	Filled-Space Illusion
	Filled/Unfilled Space Illusion
	Finger Vision
	Flashback (Drug-Related)
	Flashback (in PTSD)
	Flashback Phenomenon
	Flashbulb Memory
	Flaubert, Gustave (1821–1880)
	Flicker colours
	Flicker-Induced Hallucination
	Flickering Consciousness
	Flick Phosphene
	Flittering Scotoma
	Floaters
	Floating-Finger Illusion
	Floor-On-Ceiling Phenomenon
	Fly Mushroom and Hallucinations
	Focal Hallucination
	Fogbow
	Food Refusal and Hallucinations
	Force-Movement Illusion
	Form-Constant
	Formed Hallucination
	Formed Vision
	Formed Visual Hallucination
	Formication
	Formicative Hallucination
	Fortification Figure
	Fortification of Vauban
	Fortification Spectrum
	Four-Factor Model of Hallucinations
	Frégoli Syndrome for Place
	Frégoli’s Illusion
	Frégoli’s Phenomenon
	Frégoli’s Syndrome
	Fretwork
	Freud, Sigmund (1856–1939)
	Full-Body illusion
	Functional Hallucination
	Functional Hallucinosis
	Funnel
G
	Game Transfer Phenomenon
	Ganglionic Hallucination
	Ganglionic Illusion
	Ganzfeld-Induced Hallucination
	Garden Hose Bow
	Gedankenhören
	Gedankenlautwerden
	Gélineau’s Disease and Hallucinations
	General Elementary Somatopsychosis
	Generalized Anaesthesia
	General Paresis and Hallucinations
	Genital Hallucination
	Genuine Hallucination
	Geometrical Hallucination
	Geometrical Spectrum
	Geometric Hallucination
	Geometric-Optical Illusion
	Geometric Visual Hallucination
	Geometrizating Illusion
	Geometrizing Illusion
	Geyser Bow
	Ghosting
	‘Ghost’ Response
	Giant Cell Arteritis and Hallucinations
	Glare
	Glissando Illusion
	Globular Electricity
	Globular Lightning
	Glory
	Glue Sniffing and Hallucinations
	Goblet Figure
	God Helmet
	Grand Illusion Argument
	Grapheme-Colour Synaesthesia
	Graphic Hallucination
	Graphic Speech Hallucination
	Grating
	Grey Hemianopia
	Grief Hallucination
	Guillain-Barré Syndrome and Hallucinations
	Gulliverian Hallucination
	Gustation Colorée
	Gustatism
	Gustatory Anaesthesia
	Gustatory Anomalous Experience
	Gustatory Aura
	Gustatory Hallucination
	Gustatory Hyperaesthesia
	Gustatory Illusion
	Gustatory Paraesthesia
	Gustatory Phantasma
	Gustatory Sexual Hallucination
	Gyropsia
H
	Hafgerdingar
	Hafgerdingar Effect
	Haidinger Brushes
	Haidinger’s Brush
	Haidinger’s Brushes
	Haidinger’s Polarization Brushes
	Halitophobia
	Halitosis
	Hallucinated Game
	Hallucinated Headache
	Hallucinated Inner Speech
	Hallucinated Pain Syndrome
	Hallucinated Playmate
	Hallucinated Speech
	Hallucinatio
	Hallucination
	Hallucination in Braille
	Hallucination Normale
	Hallucination of Apperception
	Hallucination of Bodily Sensation
	Hallucination of Memory
	Hallucination of Motion
	Hallucination of Perception
	Hallucination of Physical Duality
	Hallucination of Presence
	Hallucination of Smell
	Hallucination of Taste
	Hallucination of the Self
	Hallucination of the Senses
	Hallucination of Touch
	Hallucination Palilalique
	Hallucination Proper
	Hallucination Psychonome
	Hallucinator
	Hallucinatory Confusion
	Hallucinatory Diplopia
	Hallucinatory Disorder
	Hallucinatory Disposition
	Hallucinatory Epilepsy
	Hallucinatory Flicker-Induced Experience
	Hallucinatory Form-Constants
	Hallucinatory Game
	Hallucinatory Halitosis
	Hallucinatory Insanity
	Hallucinatory Madness
	Hallucinatory Memory
	Hallucinatory Near-Death Experi ence
	Hallucinatory Neologism
	Hallucinatory Obsession
	Hallucinatory Polyopia
	Hallucinatory Predisposition
	Hallucinatory State
	Hallucinatory Suggestion
	Hallucinatory Twilight State
	Hallucinogen
	Hallucinogen Persisting Perception Disorder (HPPD)
	Hallucinogenic Drug
	Hallucinogenic Fish Poisoning
	Hallucinogenic Salamander Brandy
	Hallucinogenic Substance
	Hallucinoid Experience
	Hallucinosic Syndrome
	Hallucinosis
	Hallucinosis Phantastica
	Hallucinotic Eidolia
	Halo
	Halo Vision
	Halucinari
	Haptic Hallucination
	Hare in the Moon
	Hashish Hallucination
	Hat Illusion
	Hat-Wearing Illusion
	Haydn, Franz Joseph (1732–1809)
	Hearing Aids and Hallucinations
	Hearing Loss and Hallucinations
	Hearing of a Presence
	Hearing Voices Movement
	Heat Allodynia
	Heatoscopy without Optical Image
	Heautoscopy
	Heautoscopy Proper
	Heiligenschein
	Hemeralopia
	Hemeralopsia
	Hemiachromatopsia
	Hemianopia
	Hemianopic Hallucination
	Hemianopsia
	Hemianoptic Hallucination
	Hemianoptic Optical Hallucination
	Hemiasomatognosia
	Hemidepersonalization
	Hemihallucination
	Hemimacropsia
	Hemimetamorphopsia
	Hemimicropsia
	Hemiopic Hallucination
	Hemioptic Hallucination
	Hemiprosopometamorphopsia
	Hemispatial Visual Inattention
	Henbane and Hallucinations
	Hering’s Afterimage
	Heroin-Induced Hallucination
	Herringbone
	Hess Afterimage
	Heteroprosopometamorphopsia
	Heterosexual Heautoscopy
	Heterotopagnosia
	Highway Inferior Mirage
	Highway Mirage
	Hildegard of Bingen (1098–1179)
	Hillingar Effect
	Hodological Model of Hallucinatory Activity
	Hodotopic Model of Hallucinatory Activity
	Hoffmann-Tinel Sign
	Hoigné Syndrome
	Hole-in-the-Hand
	Holocampine Hallucination
	Homochromatic Afterimage
	Honeycomb
	Horizon Illusion
	Hostage Hallucination
	Hostage Hallucinosis
	Hot-Road Mirage
	Hsieh-Ping
	Huckauf
	Human Sonar Hypothesis of Auditory Hallucinations
	Hydromancy
	Hygric Hallucination
	Hygric Sensation
	Hyperacusis
	Hyperacusis Dolorosa
	Hyperaesthesia
	Hyperaesthesia of the Retina
	Hyperalgesia
	Hyperaroused Hallucination
	Hyperchromatopsia
	Hypercoenesthesiopathy
	Hyperechema
	Hypergeusia
	Hyperosmia
	Hyperpathia
	Hyperschematia
	Hypnagogia
	Hypnagogic Hallucination
	Hypnagogic Imagery
	Hypnagogic Nightmare
	Hypnagogic Reverie
	Hypnagogic Syndrome
	Hypnagogic Visualization
	Hypnalgia
	Hypnolepsy
	Hypnopathy
	Hypnopompic Hallucination
	Hypnosis
	Hypnotic Blindness
	Hypnotic Hallucination
	Hypnotically Induced Hallucination
	Hypnotism and Hallucinations
	Hypoaesthesia
	Hypoaroused Hallucination
	Hypogeusia
	Hypoglycaemia-Induced Hallucination
	Hyposchematia
	Hysterical Blindness
	Hysterical Hallucination
	Hysterical Twilight State
I
	Ianothinopsia
	Ianthinopsia
	Ianthopsia
	Ibn al-Haytham
	Icelus
	Ichthyoallyeinotoxism
	Ictal Blindness and Hallucinations
	Ictal Hallucination
	Ictal Illusion
	Ictal Metamorphopsia
	Ictal Religious Experience
	Idea of a Presence
	Ideoplasm
	Idionecrophany
	Idiopathic Autoscopy
	Idiopathic Synaesthesia
	Idiophany
	Idioretinal Light
	Idioretinal Phenomenon
	Idioretinal Sensation
	Idolum
	Ikelos
	Illicit Substances and Hallucinations
	Illusinogen
	Illusio
	Illusion
	Illusion des Sosies
	Illusion of Comparative Interpretation
	Illusion of Corporeal Displacement
	Illusion of Corporeal Transformation
	Illusion of Doubles
	Illusion of False Recognition
	Illusion of Illusion
	Illusion of Presence
	Illusion of Recognition
	Illusion of the Pierced Hand
	Illusion of the Senses
	Illusional Emotion
	Illusionism
	Illusion of Assimilation
	Illusio Sensus
	Illusive Conception
	Illusive Perception
	Illusory Alteration of Time
	Illusory Arm Extension
	Illusory Body Swapping
	Illusory Colours
	Illusory Displacement of Limbs
	Illusory Feeling of Levitation
	Illusory Hearing
	Illusory Motor Movement
	Illusory Movement Experience
	Illusory Movement of Limbs
	Illusory Nose Prolongation
	Illusory Reduplication of Body Parts
	Illusory Splitting
	Illusory Vertical Splitting
	Illusory Visual Perseveration
	Illusory Visual Spread
	Imagery
	Imaginal Polyopia
	Imaginarii
	Imaginary Companion
	Imaginary Halitosis
	Imaginary Playmate
	Imagistic Phosphene
	Imperative Hallucination
	Imperception for One Half of the Body
	Impossible Figure
	Impossible Object
	Inattentional Blindness
	Inattentional Deafness
	Inborn Synaesthesia
	Incoherent Tinnitus
	Incomplete Achromatopsia
	Incomplete Hallucination
	Incubo
	Incubus Experience
	Incubus Phenomenon
	Indirect Gedankenlautwerden
	Induced Hallucination
	Induced Synaesthesia
	Induced Motion
	Infants and Hallucinations
	Inferior Mirage
	Inhalants and Hallucinations
	Inhalers and Hallucinations
	Inner Heautoscopy
	Inner Language
	Inner Speech
	Inner Speech Model for Verbal Auditory Hallucinations
	Inner Thought
	Input Model of Hallucinatory Activity
	Insect Hallucination
	Insect Vision
	Insulin and Hallucinations
	Intellectual Aura
	Interictal Religious Experience
	Intermetamorphosis Syndrome
	Internal Auditory Hallucination
	Internal Autoscopy
	Internal Heautoscopy
	Internalized Speech
	Interpretive Illusion
	Intersensorial Hallucination
	Intrinsic Olfactory Hallucination
	Intrinsic Visual Noise
	Intruder
	Intruder Experience
	Intruder Hallucination
	Intuitive Hallucination
	Inverted Vision
	Irreminiscence
	Irritative Form of Hallucinatory Activity
	Isakower Phenomenon
	Isolation Experiments
J
	Jackson’s Law
	Jamais Vu
	Jastrow’s Duck–Rabbit
	Jeanne d’Arc
	Jeanne la Pucelle
	Jehanne
	Jehanne d’Arc
	Jin
	Jinn
	Joan of Arc (1412–1431)
	Jung, Carl Gustav (1875–1961)
K
	Kakopsia
	Kakosmia Subjectiva
	Kalopsia
	Kandinsky, Victor (1849–1889)
	Kandinsky, Wassily (1866–1944)
	Kava-Induced Hallucination
	Ketamine-Induced Hallucination
	Khat-Induced Hallucination
	K-hole
	Kinaesthetic After-effect
	Kinaesthetic Hallucination
	Kinaesthetic Illusion
	Kindergarten Illusion
	Kinesthetic Hallucination
	Kinetic Depth Effect
	Kinetopsia
	Klüver Form Constant
	Koren Helmet
	Kundt’s Rule
	Kusama, Yayoi (b. 1929)
L
	Lady in the Moon
	Lateral Mirage
	Lattice
	Laudanum and Hallucinations
	Laughing Gas and Hallucinations
	Leber’s Congenital Amaurosis and Hallucinations
	Lecanomancy
	Lee, Ann (1736–1784)
	Left Size Distortion
	Leibhafte Bewusstheit
	Le Ragle
	Lhermitte Syndrome
	Lhermitte’s Hallucinosis
	Light Flashes
	Light Phonism
	Light Chaos
	Light Dust
	Lilliputian Hallucination
	Lilliputianism
	Lilliput Sight
	Lilliput Vision
	Lincoln’s Top Hat Illusion
	Liszt, Ferenc (1811–1886)
	Logopsia
	Loss of Stereoscopic Vision
	Loudness Discomfort
	Loudness Intolerance
	Love-Phantom
	LSD and Hallucinations
	LSD Trip
	Lucid Dream
	Lucidity
	Lucomania
	Lues and Hallucinations
	Luminous Hemianopia
	Luminous Phenomenon
	Lunar Bow
	Luther, Martin (1483–1546)
	Lycanthropy
	Lycomania
	Lysergic Acid Diethylamide (LSD) and Hallucinations
M
	Mach Band Illusion
	Mach Bands
	Macroacusia
	Macroproxiopia
	Macropsia
	Macropsy
	Macroptic Hallucination
	Macroptic Vision
	Macroscopic Aura
	Macrosomatognosia
	Macrostereognosia
	Macrostereognosis
	Macular Star Pattern
	Magazine Sign
	Magicum
	Magnan’s Sign
	Magnan–Saury’s Sign
	Magnetic Field Disturbances and Hallucinations
	Magnification
	Maid of Orleans
	Major Tranquilizers and Hallucinations
	Malignant Hallucination
	Mandragora of Theophrastus and Hallucinations
	Mandragora Officinarum and Hallucinations
	Mandrake and Hallucinations
	Manic-Depressive Disorder and Hallucinations
	Man in the Moon
	Mar
	Mare
	Marian Vision
	Marihuana-Induced Hallucination
	Marine Bow
	Mariotte’s Spot
	Mass Hallucinosis
	Matrix of the Mind
	Maupassant
	McCollough Effect
	Mechanism Illusion
	Megalopia
	Megalopsia
	Memory Flashback
	Memory Hallucination
	Memory Illusion
	Memory-Afterimage
	Mental Hallucination
	Mental Imagery
	Mental Synaesthesia
	Mentalia
	Mescaline and Hallucinations
	Mesencephalic Hallucinosis
	Metallogeusia
	Metamorphopsia
	Metamorphopsia for Faces
	Metamorphosis Delirium
	Methadone and Hallucinations
	Methamphetamine-Associated Psychosis
	Mickey Mousing
	Micropsia
	Micropsy
	Microptic Hallucination
	Microptic Vision
	Microscopic Aura
	Microscopic Hallucination
	Microsleep
	Microsomatognosia
	Microstereognosia
	Microstereognosis
	Microteleopsia
	Microtelepsia
	Middle Ear Myoclonic Tinnitus
	Migraine Aura
	Migrating Sensorium
	Mindblindness
	Mind Pain
	Miniaturization
	Minification
	Minor Hallucination
	Mirage
	Mirror Hallucination
	Mirror Sign
	Mirrored Self-Misidentification
	Mirrored Self-Misidentification Delusion
	Mirrored Self-Misidentification Syndrome
	Mirror-Touch Synaesthesia
	Misattribution of Inner Speech
	Misidentification Syndrome
	Misperception
	Mist Bow
	Mock Moon
	Mock Sun
	Monday Morning Syndrome
	Monition
	Monition of Approach
	Monochromatism
	Monochromatopsia
	Monocular Complex Hallucination
	Monocular Diplopia
	Monocular Hallucination
	Monocular Metamorphopsia
	Monocular Polyopia
	Mood-Congruent Hallucination
	Mood-Incongruent Hallucination
	Moon Illusion
	Moonblink
	Moon-Size Illusion
	Moore’s Lightning Streaks
	More-or-Less Morphing Face Illusion
	Morphine and Hallucinations
	Morphopsia
	Mosaic Illusion
	Mosaic Vision
	Mother Ann
	Mother Ann Lee
	Motion Aftereffect
	Motion-Sound Synaesthesia
	Motor Hallucination
	Motor Illusion
	Motor Sensation
	Motor Tinnitus
	Motor Verbal Hallucination
	Mouches Volantes
	Mountain Spectre
	Movement Phonism
	Movement Phosphene
	Movement Photism
	Movie Format of Visual Hallucinations
	Moving Hallucination
	Moving Scotoma
	Mozart, Chrysostomus Wolfgangus Theophilus (1756–1791)
	Müller, Johannes Peter (1801–1858)
	Müller-Lyer Illusion
	Multimodal Hallucination
	Multimodal Sexual Hallucination
	Multiple-Faces Phenomenon
	Multiplication
	Munch, Edvard (1863–1944)
	Muscae Volitantes
	Muscular Verbal Hallucination
	Mushrooms and Hallucinations
	Musical Ear Syndrome
	Musical Hallucination
	Musical Hallucinosis
	Musical Illusion
	Musical Tinnitus
	Music-Colour Synaesthesia
	Myiodeopsia
	Myiodesopsia
	Myodeopsia
	Myodesopsia
	Mysticism and Hallucinations
	Mysticomimetic
N
	Nabokov, Vladimir Vladimirovich (1899–1977)
	Napoleon Bonaparte
	Narcolepsy and Hallucinations
	Narcotic Hallucinosis
	Nash, John Forbes, Jr. (1928–2015)
	Natural Synaesthesia
	Near-Death Experience
	Nebenbildwahrnehmung
	Necker Cube
	Negative Afterimage
	Negative Autoscopy
	Negative Hallucination
	Negative Heautoscopy
	Negative Hemianopia
	Negative Phantom
	Negative Scotoma
	Negative Visual Aura
	Nervenreiztraum
	Neural Injury Pain
	Neuroleptics and Hallucinations
	Neurolues and Hallucinations
	Neurosyphilis and Hallucinations
	Nicolai, Christoph Friedrich (1733–1811)
	Nicotine Intoxication and Hallucinations
	Nietzsche, Friedrich (1844–1900)
	Night Blindness
	Night Dream
	Night-Hag
	Night-Mare
	Nightmare
	Nightmare Fish
	Nightshade and Hallucinations
	Nijinsky, Vaslav (1889–1950)
	Nitrous-Oxide Hallucination
	N,N-Dimethyltryptamine and Hallucinations
	Noctambulism
	Nocturnal Dream
	Noise-Type Tinnitus
	Non-affective Verbal Hallucination
	Non-coincidental Hallucination
	Non-conscious Hemiasomatognosia
	Non-hallucinator
	Non-ictal Hallucination
	Non-idiopathic Synaesthesia
	Non-morbid Hallucination
	Non-sensory Hallucination
	Non-specific Verbal Hallucination
	Non-verbal Auditory Hallucination
	Non-verbal Hallucination
	Non-vocal Auditory Hallucination
	Normal Hallucination
	Norman Arch
	Nos and Hallucinations
	Novaya Zemlya
	Number-Colour Synaesthesia
	Number Form
	Number-Form Synaesthesia
	Numen Praesens
	Numinous
	Nussbaumer, Fidelis Alois (1848–1919)
	Nutmeg and Hallucinations
	Nyctalopia
O
	‘Objective’ Polyopia
	Objective Tinnitus
	Obscuration
	Obsessional Hallucination
	Obsessive Speaking
	Octave Illusion
	Ocular Spectra
	Oculomotor Macropsia
	Oculomotor Micropsia
	Offline Perception
	Old Age and Hallucinations
	Olfactism
	Olfactory Anomalous Experience
	Olfactory Aura
	Olfactory Flashback
	Olfactory Hallucination
	Olfactory Illusion
	Olfactory Phantasma
	Olfactory Reference Disorder
	Olfactory Reference Syndrome
	Olfactory Sexual Hallucination
	Oliver Sacks’s Syndrome
	Ololiuqui-Induced Hallucination
	Oneirism
	Oneirogagic Image
	Oneirodynia
	Oneiroid Hallucination
	Oneiroid Syndrome
	Oneiromancy
	Onomatomania
	Ophthalmic Migraine
	Ophthalmopathic Hallucination
	Opiates and Hallucinations
	Opioid-Induced Hallucination
	Oppel Illusion
	Oppel–Kundt Illusion
	Optical Allachaesthesia
	Optical Alloaesthesia
	Optical Allochiria
	Optical Delusion
	Optical Hallucination
	Optical Halo
	Optical Illusion
	Optical Paradox
	Optic Hyperaesthesia
	Optogeometric Illusion
	Ordinal-Linguistic Personification
	Organic Autorepresentation
	Organic Hallucination
	Organic Hallucinosis
	Organic Twilight State
	Organized Hallucination
	Original Afterimage
	Orthographic Hallucination
	Oscillopsia
	Otic Tinnitus
	Out-of-Body Experience
	Out-of-the-Body Experience
	Output Model of Hallucinatory Activity
	Over-Recruitment
	Oxyaesthesia
	Oxygeusia
P
	PAD Model
	Pain Echo
	Palihaptic Phenomenon
	Palinacousis
	Palinacusis
	Palinaesthesia
	Palinaptia
	Palinopsia
	Palinparousia
	Paliopsia
	Palisomaesthesia
	Panoramic Hallucination
	Parachromatopsia
	Paracoenesthesiopathy
	Paracousia
	Paracousis
	Paracusis
	Paracusis Duplicata
	Paracusis Imaginaria
	Paracusis Loci
	Paracusis of Willis
	Paracusis Willisiana
	Paracusis Willisii
	Paradox
	Paradox Illusion
	Paradoxical Cold
	Paradoxical Deafness
	Paradoxical Hearing Loss
	Paradoxical Heat
	Paradoxical Time Sense
	Paraesthesia
	Parageusia
	Parageusis
	Paragustia
	Parahallucination
	Parahypnagogia
	Paralgesis
	Paranoia Hallucinatoria
	Paraoptic Perception
	Paraosmia
	Paraphia
	Parapsis
	Paraschematia
	Paraselene
	Parasitic Memory Hypothesis
	Pareidolia
	Pareidolic Illusion
	Parhelion
	Parkinson’s Disease
	Parkinson’s Disease and Hallucinations
	Paropsis
	Paroptic Vision
	Parorasis
	Parosmia
	Parosphresis
	Paroxysmal Sleep
	Paroxysmal Staccato Tinnitus
	Partial Hallucination
	Partial Macrosomatognosia
	Partial Microsomatognosia
	Pascal, Blaise (1623–1662)
	Passage Hallucination
	Passive Illusion
	Pathological Hallucination
	Pattern-Induced Flicker Colours
	PCP and Hallucinations
	Peduncular Hallucination
	Peduncular Hallucinosis
	Pedunculopontine Hallucinosis
	Pelopsia
	Penicillin Psychosis
	Penrose Triangle
	Penrose Tribar
	Perceiver-Distortion Illusion
	Perception and Attention Deficit Model (PAD Model)
	Perceptive Hallucination
	Perceptual Aftereffect
	Perceptual Distortion
	Perceptual Disturbance
	Perceptual Illusion
	Perceptual Lag Phenomenon
	Perceptual Minification
	Perceptual Release Theory of Hallucinations
	Perceptual Synaesthesia
	Perceptualization of the Concept
	Perceval, John Thomas (1803–1876)
	Peripheral Tinnitus
	Perky Effect
	Perky Phenomenon
	Perseveration
	Perseverative Somaesthetic Sensation
	Persistent Aura without Infarction
	Persistent Genital Arousal Disorder
	Persistent Hallucinosis
	Persistent Sexual Arousal Syndrome
	Personification
	Personification Anosognosia
	Peyote and Hallucinations
	Phanerothyme
	Phantageusia
	Phantasm
	Phantasma
	Phantasmagoria
	Phantasticon
	Phantasticum
	Phanteidolia
	Phantom
	Phantom Alloaesthesia
	Phantom Alloaesthesic Sensation
	Phantom Boarder Symptom
	Phantom Boarder Syndrome
	Phantom Double
	Phantom Eye Pain
	Phantom Eye Syndrome
	Phantom Illusion
	Phantom Impressions
	Phantom Limb Illusion
	Phantom Limb Sensation
	Phantom Mirror Image
	Phantom Nose Illusion
	Phantom Pain
	Phantom Ringing Syndrome
	Phantom Sensation
	Phantom Smell
	Phantom Sounds
	Phantom Third Hand
	Phantom Tooth Pain
	Phantom Vibration Syndrome
	Phantom Vision
	Phantosmia
	Phencyclidine-Induced Hallucination
	Phi Phenomenon
	Phoneme
	Phonemic Hallucination
	Phonism
	Phonophobia
	Phonopsia
	Phosphene
	Phosphorescence of the Retina
	Photically Induced Hallucination
	Photism
	Photographic Memory
	Photome
	Photopsia
	Phrenalgia
	Physical Illusion
	Physiological Blind Spot
	Physiological Hallucination
	Physiological Illusion
	Physiological Scotoma
	Pick’s Vision
	Picture Sign
	Pinocchio Illusion
	Plagiopsia
	Plateau’s Spiral
	Plaut’s Hallucinosis
	Pnigalion
	Pnigalium
	Poetzl Phenomenon
	Poggendorff Illusion
	Point de repère
	Poltergeist Activity
	Poltergeist Effect
	Poltergeist Manifestation
	Polyaesthesia
	Polymodal Hallucination
	Polyopia
	Polyopic Heautoscopy
	Polyopsia
	Polyopsis
	Polysensorial Hallucination
	Polysensory Hallucination
	Polysensual Hallucination
	Popular Hallucination
	Porromacropsia
	Porromicropsia
	Porropsia
	Positive Afterimage
	Positive Autoscopy
	Positive Hallucination
	Positive Hemianopia
	Positive Scotoma
	Positive Spontaneous Visual Phenomenon
	Positive Visual Aura
	Post-Bereavement Apparition
	Post-Bereavement Hallucination
	Post-Bereavement Hallucinatory Experience
	Postcognition
	Posthypnotic Hallucination
	Postictal Amaurosis
	Postictal Religious Experience
	Post-Image
	Post-Traumatic Flashback
	Post-Traumatic Nightmare
	Postural Aftereffect
	Pötzl Effect
	Pötzl Phenomenon
	Precognition
	Predormital Hallucination
	Pre-Lucid Dream
	Presence Hallucination
	Presomnal Sensation
	Presque-Vu Phenomenon
	Pressure Phonism
	Pressure Phosphene
	Pressure Photism
	Primitive Hallucination
	Probing Experiments
	Projected Flashback
	Propagated Hallucination
	Proprioceptive Hallucination
	Prosopagnosia
	Prosopometamorphopsia
	Protan Colour Blindness
	Protan Colour Deficiency
	Protanomaly
	Protanopia
	Proteidolia
	Protracted Duration
	Pseudacusis
	Pseudaesthesis
	Pseudaphia
	Pseudentoptic Phenomenon
	Pseudoblepsis
	Pseudochromaesthesia
	Pseudochromia
	Pseudodiplopia
	Pseudogeusia
	Pseudogeustia
	Pseudohallucination
	Pseudohallucinogen
	Pseudoheautoscopy
	Pseudopia
	Pseudopsia
	Pseudo-Recruitment
	Pseudosmia
	Pseudosynaesthesia
	Pseudothalamic Pain
	Psilocin and Hallucinations
	Psilocybin and Hallucinations
	Psychalgia
	Psychalia
	Psychedelic
	Psychedelic Drug
	Psychedelic Hallucination
	Psychedelic Substance
	Psychic Aura
	Psychic Blindness
	Psychic Hallucination
	Psychic Pain
	Psychical Illusion
	Psychical State
	Psychicone
	Psychoactive Fauna
	Psychoactive Plant
	Psychoactive Substance
	Psychogenic Anaesthesia
	Psychogenic Hallucination
	Psychogenic Pain
	Psychogenic Twilight State
	Psychomotor Automatism
	Psychomotor Hallucination
	Psychomotor Verbal Hallucination
	Psychonaut
	Psychonautics
	Psychopathology of Time Judgment
	Psychoplasm
	Psychosensorial Hallucination
	Psychosis
	Psychostimulants and Hallucinations
	Psychotherapy and Hallucinations
	Psychotic
	Psychotic Hallucination
	Psychotic-Like Hallucination
	Psychotomimetic
	Pulsatile Tinnitus
	Pulsation Phenomenon
	Pulsing Tinnitus
	Punctum Caecum
	Punktschwanken
	Purkinje Afterimage
	Purkinje Effect
	Purkinje Figure
	Purkinje Hallucination
	Purkinje Phenomenon
	Purkinje Shift
	Purkinje’s Colour
	Purkinje Tree
	Purple Vision
Q
	Qat-Induced Hallucination
	Quadrantanopsia and Hallucinations
	Qualia Theory of Hallucinations
	Quasi-Hallucination
	Quaternary Bow
	Quick-Motion Phenomenon
R
	Rabbit–Duck
	Rabbit–Duck Illusion
	Radio Reception and Hallucinations
	Rainbow
	Rainbow Spectrum
	Raudive Voices
	Reading Echo
	Reduced Synaptic Connectivity Model of Hallucinations
	Red Vision
	Reduplication of the Phantom
	Reduplication of Time
	Reduplication Syndrome
	Reduplicative Hallucination
	Reduplicative Phenomenon
	Re-Entrant Signal
	Reflected Pain
	Reflection Rainbow
	Reflex False Perception
	Reflex Hallucination
	Reflex Polysynaesthetic Hallucinosis
	Reid, Thomas (1710–1796)
	Relative Hemianopia
	Release Form of Hallucinatory Experience
	Release Hallucination
	Religious Hallucination
	REM Anxiety Dream
	REM Dissociation Phenomenon
	REM Dream
	Remote Perception
	Remote Sensing
	Remote Viewing
	Reperception Model of Hallucinations
	Reperceptive Hallucination
	Repetition of Reading
	Reported Auditory Sensation
	Reported Visual Sensation
	Retinal Migraine
	Retinal Shadow
	Retinogenic Phenomenon
	Retroactive Hallucination
	Retrocognition
	Reverie
	Reversal of Vision Metamorphopsia
	Reversed Conductibility of the Sensory Pathways
	Reversible Figure
	Revisualization
	Rhinolerema
	Rhinoleresis
	Riddoch’s Phenomenon
	Riddoch Syndrome
	Rimsky-Korsakov, Nikolai Andreyevich (1844–1908)
	River Illusion
	Road Mirage
	Road Spray Bow
	Rod-Monochromatism
	Room Tilt Illusion
	Rorschach Audio
	Rotational Aftereffect
	Rubber Hand Illusion
	Rubin Face
	Rubin Vase
	Rubin’s Face
	Rubin’s Figure
	Rubin’s Vase
	Rubin’s Vase–Face Illusion
	Rudimentary Hallucination
	Rushes, The
S
	Saint Teresa of Jesus
	Salamander Brandy and Hallucinations
	Salicylate-Induced Hallucination
	Santa Brigida
	Saunders-Sutton Syndrome
	Scale Illusion
	Scenic Hallucination
	Scheerer’s Phenomenon
	Schizophrenia and Hallucinations
	Schreber, Daniel Paul (1842–1911)
	Schreckblitz
	Schucman, Helen (Born Helen Cohn, 1909–1981)
	Schumann, Robert (1810–1856)
	Scierneuropsia
	Scieropia
	Scintillating Scotoma
	Scintillation
	Scotoma
	Scotomization
	Scriabin, Alexander Nikolayevich (1872–1915)
	Secondary Personality
	Secondary Sensation
	Secondary Sense Perceptions
	Seepage Theory
	Seizure-Induced Synaesthesia
	Sejunction Hypothesis
	Selective Sparing of Colour Vision
	Self-Talk
	Sensed Presence
	Sense of Presence
	Sensorial Hallucination
	Sensorineural Tinnitus
	Sensory Automatism
	Sensory Conversion
	Sensory Deception
	Sensory Delusion
	Sensory Deprivation Experiments and Hallucinations
	Sensory Distortion
	Sensory Hallucination
	Sensory Transposition
	Sexual Hallucination
	Shaking Delirium
	Shaking Palsy
	Shiny Ring
	Simple Hallucination
	Simple Metamorphopsia
	Sitophobia and Hallucinations
	Size-Weight Illusion
	Skin Reading
	Skin Vision
	Sleep Deprivation Hallucination
	Sleep Deprivation-Induced Hallucination
	Sleep Dream
	Sleep Dream Vision
	Sleep Epilepsy and Hallucinations
	Sleep Paralysis and Hallucinations
	Sleep-Onset Nightmare
	Slide Show Format of Visual Hallucinations
	Slow-Motion Hallucination
	Slow-Motion Phenomenon
	Smell Disorders
	Smell Hallucination
	Smell Illusion
	Smell Phonism
	Smell Photism
	Smetana, Bedřich (1824–1884)
	Snow Lights
	Social Hallucination
	Socrates (470–399 BC)
	Solar Wind and Hallucinations
	Solvent Inhalation and Hallucinations
	Somaesthetic Aura
	Somaesthetic Doppelgänger
	Somaesthetic Hallucination
	Somaesthetic Phantom Double
	Somatic Hallucination
	Somatic Sexual Hallucination
	Somatic Tinnitus
	Somato-Éidolie
	Somatoparaphrenia
	Somatosensory Aura
	Somatosensory Hallucination
	Somatosounds
	Somatotopagnosia
	Somniatio Morbosa
	Sonar Hypothesis
	Soul Pain
	Soulblindness
	Sound Phosphene
	Sound Photism
	Sound-Colour Synaesthesia
	Sound-Induced Hypnagogic Photism
	Sound-Seeing
	Space-Motion Hallucination
	Sparkling
	Spectral Illusion
	Spectre of the Brocken
	Specular Autoscopy
	Specular Hallucination
	Speed and Hallucinations
	Spinal Cord Damage-Induced Synaesthesia
	Spinoza, Baruch (1632–1677)
	Spiral
	Spiral Aftereffect
	Spiral Motion Aftereffect
	Splitting of Perception
	Splitting of the Body Image
	Spontaneous Stereognostic Sensation
	St. Hildegard
	Stable Hallucination
	Stage 2 Nightmare
	Stage 4 Nightmare
	Starvation and Hallucinations
	Static Hallucination
	Statico-Kinetic Dissociation
	Stationary Scotoma
	Status Epilepticus Amauroticus
	Staudenmaier, Ludwig (1865–1933)
	Stereognostic Hallucination
	Stereognostic Sensation
	Stereotyped Hallucination
	Stereotypic Hallucination
	Steroid Psychosis and Hallucinations
	Sthenic Hallucination
	Stimulant Psychosis and Hallucinations
	Stimulus-Distortion Illusion
	Stimulus-Independent Perception
	Strange-Face Illusion
	Strange-Face-in-the-Mirror Illusion
	Strategy Illusion
	Structured Photopsia
	Subjective Colours
	Subjective Sensation
	Subjective Time Expansion
	Subjective Tinnitus
	Subvocalization
	Succubus
	Suffusio
	Suffusio Dimidians
	Suffusio Scintillans
	Sun Dog
	Sun Illusion
	Superficial Hallucination
	Super Illusion
	Superior Mirage
	Supernumerary Bow
	Supernumerary Phantom Limb
	Surf Bow
	Swedberg, Emanuel
	Swedenborg, Emanuel (1688–1772)
	Swift, Jonathan (1667–1745)
	Swimmer’s Bow
	Swimming-Style Colour Synaesthesia
	Symptomatic Autoscopy
	Synaesthesalgia
	Synaesthesia
	Synaesthesia Algica
	Synaesthetic Configuration
	Synaesthetic Experience
	Synaesthetic Hallucination
	Synalgia
	Synchiria
	Syndrome of Alice in Wonderland
	Syndrome of Doubles of the Self
	Syndrome of Floating Experience
	Syndrome of Subjective Doubles
	Syndrome of the Spare Limb
	Synesthesia
	Synesthesia Algica
	Syphilis and Hallucinations
	Syphilitic Hallucinosis
	Syrigmus
	Systematized Anaesthesia
T
	Tachypsychia
	Tactile Allodynia
	Tactile Hallucination
	Tactile Hypoaesthesia
	Tactile Insensitivity
	Tactile Phantasma
	Tactile Polyaesthesia
	Tactile Sexual Hallucination
	Take-Away Apparition
	Taste Chromatism
	Taste Disorders
	Taste Hallucination
	Taste Illusion
	Taste Phonism
	Taste Photism
	Teichopsia
	Telehopsia
	Teleological Hallucination
	Teleopsia
	Telepathic Hallucination
	Teleplasm
	Telesthesia
	Television-Induced Hallucination
	Temperature Illusion
	Temperature Phonism
	Temperature Photism
	Temporal Anomaly
	Temporal Arteritis and Hallucinations
	Temporal Compression
	Teresa de Cepeda y Ahumada
	Teresa of Ávila (1515–1582)
	Tertiary Bow
	Tessellated Hallucination
	Tessellopsia
	Tetris Effect
	Thalamic Chronotaraxis
	Thalamic Experiential Hallucinosis
	Thalamic Pain
	Therapeutic Hallucination
	Therianthropy
	Thermal Grill Illusion
	Thermal Hallucination
	Thermal Illusion
	Thermic Hallucination
	Thermoanaesthesia
	Third Man
	Third-Man Factor
	Third-Man Phenomenon
	Thorn Apple and Hallucinations
	Thought Audition
	Thought Echoing
	Thought-Echo
	Thoughts-Out-Loud
	Tilting Illusion
	Time Distortion
	Time-Grabbing Phenomenon
	Tinel’s Sign
	Tinel’s Symptom
	Tinel-Hoffmann Sign
	Tinnitus
	Tinnitus Aurium
	Toad Licking and Hallucinations
	Tobacco and Hallucinations
	Toluene-Induced Hallucination
	Tonal Tinnitus
	Top Hat Illusion
	Topalgia
	Top-Down Attentional Factor
	Top-Down Hypothesis
	Top-Down Signal
	Topological Model of Hallucinatory Activity
	Torquegeusia
	Tortopia
	Total Anaesthesia
	Total-Body Macrosomatognosia
	Total-Body Microsomatognosia
	Total Colour Blindness
	Total Hallucination
	Touch Hallucination
	Touch Phonism
	Touch Photism
	Toxic-Metabolic Encephalopathy
	Tracers
	Trailing Phenomenon
	Trait Hallucinator
	Trait-Negative Hallucinator
	Trait-Positive Hallucinator
	Trance and Hallucinations
	Transcranial Magnetic Stimulation and Hallucinations
	Transduction Tinnitus
	Transformation Tinnitus
	Transposition of the Senses
	Traumatic Nightmare
	Travelling Clairvoyance
	Trip
	Tritan Colour Blindness
	Tritan Colour Deficiency
	Tritanomaly
	Tritanopia
	Tritone Paradox
	True Hallucination
	True Hallucinogen
	True Negative Hallucination
	Tullio Phenomenon
	Tunnel
	TV Sign
	Twilight State and Hallucinations
	Twinning
	Tympanophonia
	Typewriter Tinnitus
U
	Ulloa Circle
	Ulloa Ring
	Ulloa’s Bow
	Ulloa’s Halo
	Unformed Hallucination
	Unformed Vision
	Unformed Visual Hallucination
	Unilateral Auditory Hallucination
	Unilateral Hallucination
	Unilateral Otopathic Auditory Hallucination
	Unimodal Hallucination
	Unstructured Photopsia
	Upside-Down Reversal of Seeing
V
	Van Gogh, Vincent Willem (1853–1890)
	Verbal Auditory Hallucination
	Verbal Hallucination
	Verbal Impulse
	Verbal Transformation Effect
	Veridical Apparition
	Veridical Hallucination
	Vertiginous Hallucination
	Vessel
	Vestibular Aura
	Vestibular Hallucination
	Vestibular Hallucinatory State
	Vestibular Illusion
	Vestibularly Evoked Visual Hallucination
	Vestibular-Motor Hallucination
	Vibratory-Myesthetic Illusion
	Violet Vision
	Visceral Aura
	Visceral Hallucination
	Vision
	Vision of Half-Sleep
	Visual
	Visual Allachaesthesia
	Visual Allochiria
	Visual Anosognosia
	Visual Aura
	Visual Autokinetic Effect
	Visual Caloric Hallucination
	Visual Command Hallucination
	Visual Epilepsy
	Visual Experience
	Visual Flashback
	Visual Hallucination
	Visual Halo
	Visual Illusion
	Visual Imagery
	Visual Inattention
	Visual Motion Blindness
	Visual Perseveration
	Visual Phantasma
	Visual Phantom Double
	Visual Sexual Hallucination
	Visual Sleep Start
	Visual Snow
	Visual Speech Hallucination
	Visual Static
	Visual Text Hallucination
	Visual Tilting
	Visual Verbal Hallucination
	Visuo-vestibular Splitting of the Somatosensory Body Image
	Vital Sensations, Distortions of
	Vitreous Floaters
	Vivid Hallucination
	Vivid Physical Awareness
	Voice Hallucination
	Voices
	Voluminous Mental State
	Voluntary Hallucination
W
	Waking Dream
	Waking Fantasy
	Waking-Nightmare Hallucination
	Wasting and Hallucinations
	Waterfall Effect
	Waterfall Illusion
	Waterfall Phenomenon
	Weckblitz
	Whippits and Hallucinations
	White Hemianopia
	White Rainbow
	Whole-Body Macrosomatognosia
	Whole-Body Microsomatognosia
	Whole-Body Schema Illusion
	Whymper Apparition
	Windmill Illusion
	Withdrawal Hallucination
	Wizard of Floyd
	Wolf Madness
	W-Nightmare Hallucination
	Wonderland Syndrome
	Wundt-Fick Illusion
X
	Xanthopsia
	Xenomelia
	Xenopathic Character
	Xenopathic Syndrome
	Xenopathy
	Xiao Ren Ren
Y
	Yellow Vision
Z
	Zeitlupenphänomen
	Zeitrafferphänomen
	Zeitstillstandes
	Zingerle’s Automatosis
	Zingerle Syndrome
	Zoanthroprosopometamorphopsia
	Zoanthropy
	Zöllner Illusion
	Zombification
	Zoom Vision
	Zoopsia