/ Dictionary / Index C Clearchus: Meaning and Definition of Find definitions for: Cle•ar•chus Pronunciation: (klē-är'kus), [key] — n. died 401 b.c., Spartan general. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. clear channel clear-coating Related Content Daily Word Quiz: illegible Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language