Noun sphyrnidae has 1 sense
  1. Sphyrnidae, family Sphyrnidae - hammerhead sharks; bonnethead sharks
    --1 is a kind of fish family
    --1 is a member of
     Elasmobranchii, subclass Elasmobranchii, Selachii, subclass Selachii
    --1 has members: Sphyrna, genus Sphyrna
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