characteristic of inheres in radius distal articular breadth The width along the medial-lateral axis of the distal end of a radius. radius distal articular width radius facies articularis distalis breadth (M8) radius greatest breadth of the facies articularis distalis (BFd) Equus Ruminantia radius bone size distal epiphysis of radius quality long bone epiphysis morphology trait width articular surface for carpals to be replaced with external ontology term Meghan Balk