Noun balaenopteridae has 1 sense
  1. Balaenopteridae, family Balaenopteridae - rorquals; blue whales
    --1 is a kind of mammal family
    --1 is a member of Mysticeti, suborder Mysticeti
    --1 has members:
     rorqual, razorback; Balaenoptera, genus Balaenoptera; Megaptera, genus Megaptera
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