/ Dictionary / Index I indicium: Meaning and Definition of Find definitions for: in•di•ci•um Pronunciation: (in-dish'ē-um), [key] — pl. -di•ci•a -di•ci•ums. indicia (def. 2). Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. indicial equation indicolite 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