/ Dictionary / Index C choanocyte: Meaning and Definition of Find definitions for: cho•a•no•cyte Pronunciation: (kō'u-nu-sīt", kō-an'u-), [key] — n. Zool. one of the flagellated cells lining the inner cavity of a sponge, having a collar of protoplasm encircling the base of the flagellum. Also called Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: choanocyte (Thesaurus) chmn. choanoflagellate Related Content Daily Word Quiz: penchant Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language