/ Dictionary / Index A avuncular: Meaning and Definition of Find definitions for: a•vun•cu•lar Pronunciation: (u-vung'kyu-lur), [key] — adj. of, pertaining to, or characteristic of an uncle: avuncular affection. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: avuncular (Thesaurus) avulsion avunculate Related Content Daily Word Quiz: penurious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language