The Collaborative International Dictionary of English v.0.48:
Osteology \Os`te*ol"o*gy\, n. [Osteo- + -logy: cf. F. ost['e]ologie.] The science which treats of the bones of the vertebrate skeleton. [1913 Webster]WordNet (r) 3.0 (2006):
osteology n 1: the branch of anatomy that studies the bones of the vertebrate skeleton