Meaning of porcupinefish

por•cu•pine•fish

Pronunciation: (pôr'kyu-pīn"fish"), [key]
— pl. -fish, -fish•es.
  1. any of several fishes of the family Diodontidae, esp. Diodon hystrix, of tropical seas, capable of inflating the body with water or air until it resembles a globe, with erection of the long spines covering the skin.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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