| pulmonary vein n. A vein that carries oxygenated blood from the lungs to the left atrium of the heart. |
pulmonary vein
n
(Life Sciences & Allied Applications / Anatomy) any one of the four veins that convey oxygen-rich blood from the lungs to the heart
| pulmonary vein Any of the veins that carry blood with high levels of oxygen from the lungs to the left atrium of the heart. |
ThesaurusLegend: Synonyms Related Words Antonyms
| Noun | 1. |  pulmonary vein - any of four veins that carry arterial blood from the lungs to the left atrium of the heartinferior pulmonary vein, vena pulmanalis inferior - either of two pulmonary veins (left and right) returning blood from the inferior lobes of the lungs superior pulmonary vein, vena pulmonalis superior - either of two pulmonary veins (left and right) returning blood from the superior lobes of the lungs lung - either of two saclike respiratory organs in the chest of vertebrates; serves to remove carbon dioxide and provide oxygen to the blood vein, vena, venous blood vessel - a blood vessel that carries blood from the capillaries toward the heart; "all veins except the pulmonary vein carry unaerated blood" |
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