thoracodorsal artery

noun

tho·​ra·​co·​dor·​sal artery ˌthō-rə-kō-ˌdȯr-səl- 

: an artery that is continuous with the axillary artery, accompanies the thoracodorsal nerve, and supplies or gives off branches supplying the subscapularis muscle, latissimus dorsi, serratus anterior, and the intercostal muscles