Dictionary
a•nad•ro•mous
Pronunciation: (u-nad'ru-mus), [key]—
adj.
(of fish) migrating from salt water to spawn in fresh water, as salmon of the genera
Salmo and
Oncorhynchus (distinguished from
catadromous).
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.