Definition of azygos vein in English:

azygos vein

Syllabification: az·y·gos vein
Pronunciation: /ˈazəgəs ˌvān
 
/

noun

Anatomy
  • A large vein on the right side at the back of the thorax, draining into the superior vena cava.
    More example sentences
    • A persistent left superior vena cava may be associated with the presence of two azygos veins.
    • Other unusual sites of drainage include the coronary sinus, inferior vena cava, azygos vein, left subclavian vein, portal vein, and left persistent superior vena cava.
    • The thoracic duct has also been found draining into the azygos vein and the inferior vena cava.

Origin

mid 17th century: azygos from Greek azugos, from a- 'without' + zugon 'yoke', the vein not being one of a pair.

More definitions of azygos vein

Definition of azygos vein in:

Get more from Oxford Dictionaries

Subscribe to remove adverts and access premium resources

Word of the day grotesquerie
Pronunciation: grəʊˈtɛskəri
noun
grotesque quality or grotesque things collectively