Breadcrumb Home > Dictionary > Index H hallucinate: Meaning and Definition of Find definitions for: hal•lu•ci•nate Pronunciation: (hu-l'su-nāt"), [key] — v., -nat•ed, -nat•ing. —v.i. to have hallucinations. —v.t. to affect with hallucinations. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: hallucinate (Thesaurus) hallucal hallucination TrendingHere are the facts and trivia that people are buzzing about. Ramadan and Eid al-Fitr 42 Best War Movie Quotes Current Events This Week: March 2023 Recycling Facts William Shakespeare Worst U.S. Forest Fires ✖ Related Content Daily Word Quiz: panacea Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language