catadromous

[ kuh-tad-ruh-muh s ]
/ kəˈtæd rə məs /

adjective

(of fish) migrating from fresh water to spawn in the sea, as eels of the genus Anguilla (distinguished from anadromous).

Origin of catadromous

First recorded in 1880–85; cata- + -dromous
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for catadromous

British Dictionary definitions for catadromous

catadromous
/ (kəˈtædrəməs) /

adjective

(of fishes such as the eel) migrating down rivers to the sea in order to breedCompare anadromous

Word Origin for catadromous

C19: from Greek katadromos, from kata- down + dromos, from dremein to run
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012