brachiocephalic vein

brachiocephalic vein Word Origin noun Anatomy.

1. either of two major veins, formed by the merger of the subclavian and internal jugular veins, that drain blood from the head and arms.

Origin of brachiocephalic vein First recorded in 1850–55 brachiocephalic vein in Medicine brachiocephalic vein n.

1. Either of two veins formed by the union of the internal jugular and subclavian veins. See under left brachiocephalic vein and right brachiocephalic vein.innominate vein