CLAVICLE

[clav.i.cle] n [F clavicule, fr. NL clavicula, fr. L, dim. of L clavis; akin to Gk kleid-, kleis key, kleiein to close] (1615): a bone of the vertebrate pectoral girdle typically serving to link the scapula and sternum--called also collarbone -- cla.vic.u.lar adj