The Collaborative International Dictionary of English v.0.48:
Balaenoptera \Balaenoptera\ n. the type genus of the Balaenopteridae. Syn: genus Balaenoptera. [WordNet 1.5]WordNet (r) 3.0 (2006):
Balaenoptera n 1: type genus of the Balaenopteridae [syn: Balaenoptera, genus Balaenoptera]