/ Dictionary / Index C cestoid: Meaning and Definition of Find definitions for: ces•toid Pronunciation: (ses'toid), [key] — adj. (of worms) ribbonlike. —n. cestode. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. cestode cestus Related Content Daily Word Quiz: arid Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language