/ Dictionary / Index C catadromous: Meaning and Definition of Find definitions for: ca•tad•ro•mous Pronunciation: (ku-tad'ru-mus), [key] — adj. (of fish) migrating from fresh water to spawn in the sea, as eels of the genus Anguilla (distinguished from anadromous). Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: catadromous (Thesaurus) catadioptric catafalque Related Content Daily Word Quiz: penurious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language