/ Dictionary / Index C concinnous: Meaning and Definition of Find definitions for: con•cin•nous Pronunciation: (kun-sin'us), [key] — adj. characterized by concinnity; elegant; harmonious; stylistically congruous. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. concinnity concise Related Content Daily Word Quiz: crutiny Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language