n. Any of many marine fish in the family Tetraodontidae, especially the puffer or sunfish, that can inflate itself to form a globe.
the GNU version of the Collaborative International Dictionary of English
n. A plectognath fish of the genera Diodon, Tetrodon, and allied genera. The globefishes can suck in water or air and distend the body to a more or less globular form. Called also porcupine fish, and sea hedgehog. See diodon.
The Century Dictionary and Cyclopedia
n. A gymnodont plectognath fish of either of the families Tetrodontidæ and Diodontidæ.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
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
Word Usage
"Tetrodotoxin is a powerful neurotoxin found in the skin, liver, ovary, intestine and muscle of the pufferfish species (globefish, blowfish, balloon fish, toadfish)."