龙骨 Traditional form: 龍骨 Pinyin (reading): lónggǔ Definitions: "dragon bones" (fossilized animal bones or teeth, used in TCM) breastbone (of a bird) keel (of a ship) Characters: 龙 - dragon; symbol of the emperor 骨 - bone; skeleton; frame, framework Traditional characters: 龍 - dragon; symbol of the emperor 骨 - bone; skeleton; frame, framework