The Collaborative International Dictionary
Diodon \Di"o*don\, n. [Gr. di- = di`s- twice + 'odoy`s, 'odo`ntos, a tooth: cf. F. diodon.]
(Zo["o]l.) A genus of spinose, plectognath fishes, having the teeth of each jaw united into a single beaklike plate. They are able to inflate the body by taking in air or water, and, hence, are called globefishes, swellfishes, etc. Called also porcupine fishes, and sea hedgehogs.
(Zo["o]l.) A genus of whales.
Wiktionary
n. (plural of globefish English)
WordNet
n. any of numerous marine fishes whose elongated spiny body can inflate itself with water or air to form a globe; several species contain a potent nerve poison; closely related to spiny puffers [syn: puffer, blowfish]
[also: globefishes (pl)]
See globefish