角蛋白 Traditional form: 角蛋白 Pinyin (reading): jiǎodànbái Definitions: keratin (protein forming nails and feathers etc) Characters: 角 - angle, corner; horn, horn-shaped 蛋 - egg 白 - white; clear, pure, unblemished; bright Traditional characters: 角 - angle, corner; horn, horn-shaped 蛋 - egg 白 - white; clear, pure, unblemished; bright