1·Any of numerous chiefly Marine fishes of the order pleuronectiformes including the flounders soles and halibuts having a laterally compressed body with both eyes on the upper side.
比目鱼鲽形目的各种主要海水鱼中的一种，包括鲽鱼、鳎鱼和庸鲽，长有侧扁的身体，两眼位于上侧。