noun
large flat-headed whalebone whale having deep furrows along the throat; of Atlantic and Pacific
• Syn: ↑finback, ↑fin whale, ↑common rorqual, ↑Balaenoptera physalus
• Member Holonyms: ↑Balaenoptera, ↑genus Balaenoptera
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fin|back «FIHN BAK», noun, or finback whale,
any one of a group of baleen whales with prominent dorsal fins, especially a species averaging about 60 feet long; rorqual.
Useful english dictionary. 2012.