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finback

[fin-bak]
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noun
  1. any baleen whale of the genus Balaenoptera, having a prominent dorsal fin, especially B. physalus, of the Atlantic and Pacific coasts; rorqual: an endangered species.
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Origin of finback

First recorded in 1715–25; fin1 + back1
Also called finback whale, fin whale.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

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British Dictionary definitions for finback

finback

noun
  1. another name for rorqual
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Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012