subclavian artery

subclavian artery (plural subclavian arteries)

1. (anatomy) A paired artery of the upper thorax which passes beneath the clavicle and mainly supplies the upper limb, and continues as the axillary artery at the lateral border of the first rib.
   • 2022, Maddie Mortimer, Maps of Our Spectacular Bodies, Picador, page 205:

     Glass from the shattered side windows had lodged itself quite deep between Lia’s shoulder blade and collar bone, just missing the subclavian artery.