/ Dictionary / Index C Cryptozoon*: Meaning and Definition of Find definitions for: Cryp•to•zo•on Pronunciation: (krip"tu-zō'on), [key] — n. an extinct genus of algae from Precambrian and Cambrian times, forming irregularly hemispherical fossil colonies composed of layers of limy precipitate. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. cryptozoology cryptozygous Related Content Daily Word Quiz: languid Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language