DIODON n.
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. fishes, and sea hedgehogs.
EMBLEM n.
an idea, by natural aptness or by association; a figurative representation; a typical designation; a symbol; as, a balance is an emblem of justice; a scepter, the emblem of sovereignty or power; a circle, the emblem of eternity. "His cicatrice, an emblem of war, here on his sinister cheek." Shak.