anadromous
Syllabification: (a·nad·ro·mous)
Pronunciation: /əˈnadrəməs/
Definition of anadromous
adjective
Zoology- (of a fish, such as the salmon) migrating up rivers from the sea to spawn. The opposite of catadromous.
Origin:
mid 18th century: from Greek anadromos (from ana- 'up' + dromos 'running') + -ous
