Hallucination (disambiguation)

A hallucination is a perception in the absence of a stimulus.

Hallucination or Hallucinations may also refer to:

Literature

 * "Hallucination" (short story), a 1985 science fiction short story by Isaac Asimov
 * Hallucinations (short story), a 1997 science fiction horror short story by Junji Ito
 * Hallucinations (book), a 2012 book by Oliver Sacks

Computing and mathematics

 * Hallucination (artificial intelligence), assertion by an AI that is unjustified by its training data

Drugs

 * Alcoholic hallucinosis
 * Hallucinogen, a large and diverse class of psychoactive drugs that can produce altered states of consciousness characterized by major alterations in thought, mood, and perception

Music

 * Hallucination Recordings, a record label
 * Hallucinations (Atrocity album) (1990)
 * Hallucinations (David Usher album) (2003)
 * Hallucinations (EP), a 2019 EP by Pvris
 * Hallucination (song), a song by Regard and Years & Years
 * Hallucinations: Psychedelic Pop Nuggets from the WEA Vaults, a 2004 compilation album
 * "Hallucinations", a 2009 single by Angels & Airwaves from Love
 * "Hallucinations", a bebop-era composition by Bud Powell covered by many jazz musicians
 * The Halluci Nation, a Canadian electronic music group formerly known as A Tribe Called Red