anadromous

[ uh-nad-ruh-muh s ]
/ əˈnæd rə məs /

adjective

(of fish) migrating from salt water to spawn in fresh water, as salmon of the genera Salmo and Oncorhynchus (distinguished from catadromous).

Origin of anadromous

First recorded in 1745–55, anadromous is from the Greek word anádromos running upward. See ana-, -drome, -ous

Example sentences from the Web for anadromous

British Dictionary definitions for anadromous

anadromous
/ (əˈnædrəməs) /

adjective

(of fishes such as the salmon) migrating up rivers from the sea in order to breed Compare catadromous

Word Origin for anadromous

C18: from Greek anadromos running upwards, from ana- + dromos a running

Scientific definitions for anadromous

anadromous
[ ə-nădrə-məs ]

Relating to fish, such as salmon or shad, that migrate up rivers from the sea to breed in fresh water.