/ Dictionary / Index V vestigial: Meaning and Definition of Find definitions for: ves•tig•i•al Pronunciation: (ve-stij'ē-ul, -stij'ul), [key] — adj. of, pertaining to, or of the nature of a vestige: a vestigial tail. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: vestigial (Thesaurus) vestige vestigium Related Content Daily Word Quiz: profiterole Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language