The Collaborative International Dictionary of English v.0.48:
orthopaedic \orthopaedic\, orthopaedics \orthopaedics\ See otrthopedic and orthopedics. [PJC] OrthopedicWordNet (r) 3.0 (2006):
orthopaedics n 1: the branch of medical science concerned with disorders or deformities of the spine and joints [syn: orthopedics, orthopaedics]