聽小骨 [ㄊㄧㄥ ㄒㄧㄠˇ ㄍㄨˇ; ting1 xiao3 gu3] ossicles (of the middle ear) three ossicles, acting as levers to amplify sound, namely: stapes or stirrup bone 鐙骨, incus or anvil bone 砧骨, malleus or hammer bone 錘骨 ◄ ►