pulmonary vein pul·mo·na·ryvein fairly common noun 1. any of four veins that carry arterial blood from the lungs to the left atrium of the heart Synonymspulmonary veinvena pulmonalis Related words Broader terms vein Narrower terms inferior pulmonary veinsuperior pulmonary vein Parts lung WordNet 2.1 (Princeton University). WordNet 2.1 Copyright Princeton University. All rights reserved.
