/ Dictionary / Index C clair-obscure: Meaning and Definition of Find definitions for: clair-ob•scure Pronunciation: (klâr'ub-skyoor'), [key] — n. chiaroscuro. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Claire clairseach Related Content Daily Word Quiz: effervescent Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language