Dictionary
hallucination
noun hal·lu·ci·na·tion \hə-ˌlü-sə-ˈnā-shən\
: something (such as an image, a sound, or a smell) that seems real but does not really exist and that is usually caused by mental illness or the effect of a drug
Full Definition of HALLUCINATION
1
a : perception of objects with no reality usually arising from disorder of the nervous system or in response to drugs (as LSD) b : the object so perceived
2
: an unfounded or mistaken impression or notion : delusion
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First Known Use of HALLUCINATION
1629
Related to HALLUCINATION
Synonym Discussion of HALLUCINATION
delusion, illusion, hallucination, mirage mean something that is believed to be true or real but that is actually false or unreal. delusion implies an inability to distinguish between what is real and what only seems to be real, often as the result of a disordered state of mind <delusions of persecution>. illusion implies a false ascribing of reality based on what one sees or imagines <an illusion of safety>. hallucination implies impressions that are the product of disordered senses, as because of mental illness or drugs <suffered from terrifying hallucinations>. mirage in its extended sense applies to an illusory vision, dream, hope, or aim <claimed a balanced budget is a mirage>.
Rhymes with HALLUCINATION
abbreviation, abomination, acceleration, accentuation, accommodation, accreditation, acculturation, accumulation, actualization, adjudication, administration, adulteration, affiliation, agglomeration, alienation, alleviation, alliteration, amalgamation, amelioration, amplification, anglicization, annihilation, annunciation, anticipation, appreciation, appropriation, approximation, argumentation, articulation, asphyxiation, assassination, asseveration, assimilation, association, atomization, attenuation, authentication, authorization, autoxidation, balkanization, bastardization, beautification, bowdlerization, calcification, canonization, capitulation, centralization, certification, cicatrization, civilization, clarification, classification, coagulation, codification, coeducation, cogeneration, cohabitation, collaboration, colonization, colorization, commemoration, commiseration, communication, concatenation, conciliation, confabulation, confederation, configuration, conglomeration, congratulation, consideration, consolidation, contamination, continuation, cooperation, coordination, corroboration, cross-pollination, crystallization, deactivation, debilitation, decapitation, deceleration, deconsecration, de-escalation, defenestration, defibrillation, deforestation, defragmentation, degeneration, deification, deliberation, delineation, demonization, denomination, denunciation, depopulation, depreciation, deracination, deregulation, desegregation, despoliation, determination, devaluation, digitization, disapprobation, discoloration, discrimination, disembarkation, disinclination, disinformation, disintegration, Disneyfication, dissemination, dissimulation, dissociation, documentation, domestication, dramatization, echolocation, edification, ejaculation, elaboration, elimination, elucidation, emaciation, emancipation, emasculation, enumeration, enunciation, equalization, equivocation, eradication, evacuation, evaluation, evaporation, evisceration, exaggeration, examination, exasperation, exhilaration, exoneration, expropriation, extenuation, extermination, extrapolation, facilitation, falsification, felicitation, feminization, fertilization, feudalization, finalization, Finlandization, formalization, fortification, fossilization, gasification, gentrification, gesticulation, globalization, glorification, gratification, habituation, harmonization, humanization, humiliation, hyperinflation, idolization, illumination, imagination, impersonation, implementation, improvisation, inauguration, incarceration, incineration, incorporation, incrimination, indoctrination, inebriation, infatuation, initiation, inoculation, insemination, insinuation, instrumentation, internalization, interpretation, interrelation, interrogation, intimidation, intoxication, invagination, invalidation, investigation, invigoration, irradiation, itemization, justification, legalization, liberalization, magnetization, magnification, maladaptation, manifestation, manipulation, matriculation, maximization, mechanization, memorization, miscegenation, mobilization, modernization, modification, mortification, multiplication, mystification, nationalization, naturalization, negotiation, normalization, notification, novelization, nullification, obliteration, organization, origination, orientation, ornamentation, ossification, oxygenation, pacification, paralyzation, participation, pasteurization, perambulation, peregrination, perpetuation, personalization, petrification, polarization, pontification, precipitation, predestination, prefabrication, prefiguration, premeditation, preoccupation, preordination, preregistration, prettification, privatization, procrastination, prognostication, proliferation, propitiation, purification, qualification, ramification, randomization, ratification, realization, reciprocation, recombination, recommendation, recrimination, recuperation, redecoration, reduplication, reforestation, refrigeration, regeneration, regimentation, regurgitation, reification, reincarnation, reintegration, reiteration, rejuvenation, remuneration, renunciation, repatriation, representation, republication, repudiation, retaliation, reverberation, sanctification, scarification, sedimentation, sensitization, Serbo-Croatian, signification, simplification, socialization, solicitation, sophistication, specialization, specification, stabilization, standardization, sterilization, stratification, subordination, subpopulation, supplementation, synchronization, systemization, teleportation, tergiversation, transfiguration, transliteration, transvaluation, triangulation, uglification, unification, unionization, urbanization, verification, versification, victimization, vilification, vituperation, vocalization, vulgarization, westernization, x-radiation
HALLUCINATION Defined for Kids
hallucination
noun hal·lu·ci·na·tion \hə-ˌlü-sə-ˈnā-shən\
Definition of HALLUCINATION for Kids
: the seeing of objects or the experiencing of feelings that are not real but are usually the result of mental disorder or the effect of a drug
Medical Dictionary
hallucination
noun hal·lu·ci·na·tion \hə-ˌlüs-ən-ˈā-shən\
Medical Definition of HALLUCINATION
1
2
: the object of a hallucinatory perception
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