Dictionary
fin•back
Pronunciation: (fin'bak"), [key]—
n.
any baleen whale of the genus
Balaenoptera, having a prominent dorsal fin, esp.
B. physalus, of the Atlantic and Pacific coasts; rorqual: an endangered species.
Also called fin'back whale', fin whale. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.