azygous vein

/eɪˈzaɪgəs veɪn/

Definitions of azygous vein

1. noun

   one of a system of veins that drain the thoracic and abdominal walls; arises as a continuation of the right ascending lumbar vein and terminates in the superior vena cava
   synonyms: azygos vein, vena azygos

   type of:

   vein, vena, venous blood vessel

   a blood vessel that carries blood from the capillaries toward the heart