Noun genus diodon has 1 sense
  1. Diodon, genus Diodon - type genus of the Diodontidae
    --1 is a kind of fish genus
    --1 is a member of Diodontidae, family Diodontidae
    --1 has members:
     porcupinefish, porcupine fish, Diodon hystrix; balloonfish, Diodon holocanthus
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