/ Dictionary / Index H hallucal: Meaning and Definition of Find definitions for: hal•lu•cal Pronunciation: (hal'yu-kul), [key] — adj. of or pertaining to the hallux. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. hall tree hallucinate Related Content Daily Word Quiz: crockery Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language