ThesaurusLegend: Synonyms Related Words Antonyms
| Noun | 1. |  genus Balaenoptera - type genus of the Balaenopteridae mammal genus - a genus of mammals Balaenopteridae, family Balaenopteridae - rorquals; blue whales Balaenoptera musculus, blue whale, sulfur bottom - largest mammal ever known; bluish-grey migratory whalebone whale mostly of southern hemisphere Balaenoptera physalus, common rorqual, fin whale, finback, finback whale - large flat-headed whalebone whale having deep furrows along the throat; of Atlantic and Pacific Balaenoptera borealis, sei whale - similar to but smaller than the finback whale Balaenoptera acutorostrata, lesser rorqual, minke whale, piked whale - small finback of coastal waters of Atlantic and Pacific |
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