finback: Meaning and Definition of

fin•back

Pronunciation: (fin'bak"), [key]
— n.
  1. 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.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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