any of a family (Ostraciidae, order Tetraodontiformes) of tropical bony fishes having the body encased in fused, bony plates, with only the mouth, eyes, fins, and tail projecting through
Any of various colorful tropical marine fishes of the family Ostraciidae, having a body enclosed in bony armorlike plates with only the mouth, eyes, fins, and vent exposed. Also called boxfish.