[huh-loo-suh-nuh-tawr-ee, -tohr-ee]


pertaining to or characterized by hallucination: hallucinatory visions.

Nearby words

  1. hallstattan,
  2. hallucal,
  3. halluces,
  4. hallucinate,
  5. hallucination,
  6. hallucinogen,
  7. hallucinogenic,
  8. hallucinosis,
  9. hallux,
  10. hallux dolorosus

Origin of hallucinatory

First recorded in 1820–30; hallucinate + -ory1

Related formsnon·hal·lu·ci·na·to·ry, adjectiveun·hal·lu·ci·na·to·ry, adjective

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for hallucinatory

Word Origin and History for hallucinatory



1830, from hallucinat-, past participle stem of Latin hallucinari (see hallucinate) + -ory.

Online Etymology Dictionary, © 2010 Douglas Harper

Medicine definitions for hallucinatory




Of or characterized by hallucination.
Inducing or causing hallucination.

The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.