ossifrage
Os"si*frage, n. Etym: [L. ossifraga, ossifragus, osprey, fr. ossifragus bone breaking; os, ossis, a bone + frangere, fractum, to break. See Osseous, Break, and cf. Osprey, Ossifragous.] (Zoöl.) (a) The lammergeir. (b) The young of the sea eagle or bald eagle. [Obs.]