COSTO-TRACHELIAN

adj. Ko2st"o-tra2k-el'i2-a2n. Lat., cos to-trachelius (from costa, a rib, and TpajfijAos, the neck). Fr., cos to-tracheiien. Pertaining to the ribs and to the transverse proce es of the cervical vertebrae; as a n.. a scalenus muscle. [L, 7, 13. 41.] [s. 424]