/ Dictionary / Index I indicial: Meaning and Definition of Find definitions for: in•di•cial Pronunciation: (in-dish'ul), [key] — adj. of, pertaining to, or resembling an indication; indicative: behavior indicial of a personality disorder. of, pertaining to, or resembling an index or an index finger. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. indicia indicial equation Related Content Daily Word Quiz: spectral Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language