|  | 
Definition of Ostracion
1. n. A genus of plectognath fishes having the body covered with solid, immovable, bony plates. It includes the trunkfishes.
Medical Definition of Ostracion
1. 
|  | 
1. n. A genus of plectognath fishes having the body covered with solid, immovable, bony plates. It includes the trunkfishes.
1.