diodon : Idioms & Phrases
diodon holocanthus
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noun similar to but smaller than porcupinefish
balloonfish.
WordNet
diodon hystrix
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noun spines become erect when the body is inflated; worldwide in warm waters
porcupine fish; porcupinefish.
WordNet
genus diodon
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noun type genus of the Diodontidae
Diodon.