fin whale

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fin whale

n.
A large baleen whale (Balaenoptera physalus) having grooves on the throat, a prominent dorsal fin, and a whitish underside. Also called finback, razorback.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

fin•back

(ˈfɪnˌbæk)

n.
any baleen whale of the genus Balaenoptera, esp. B. physalus, having a prominent dorsal fin; rorqual.
Also called fin′back whale′, fin whale.
[1715–25]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.fin whale - large flat-headed whalebone whale having deep furrows along the throatfin whale - large flat-headed whalebone whale having deep furrows along the throat; of Atlantic and Pacific
rorqual, razorback - any of several baleen whales of the family Balaenopteridae having longitudinal grooves on the throat and a small pointed dorsal fin
Balaenoptera, genus Balaenoptera - type genus of the Balaenopteridae
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
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References in periodicals archive ?
Once in Acadia, a 35-mile, four-hour whale watching trip from Bar Harbor eventually tracked down a playful pod of 50 bottlenosed dolphins, 20 rare pilot whales and a single, 50ft long fin-backed whale.