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n., pl. (esp. collectively) -fish, (esp. for kinds or species) -fish•es.
a spiny fish, Diodon hystrix, of tropical seas, capable of inflating itself when disturbed.
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|Noun||1.||porcupinefish - spines become erect when the body is inflated; worldwide in warm waters|
spiny puffer - puffers having rigid or erectile spines
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