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pulmonary vein

American  

noun

Anatomy.

  1. a vein conveying oxygenated blood from the lungs to the left atrium of the heart.

pulmonary vein British  

noun

  1. any one of the four veins that convey oxygen-rich blood from the lungs to the heart

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
pulmonary vein Scientific  

  1. Any of the veins that carry blood with high levels of oxygen from the lungs to the left atrium of the heart.

Etymology

Origin of pulmonary vein

First recorded in 1695–1705

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Pulmonif′erous, provided with lungs.—Pulmonary artery, an artery which brings blood from the heart to the lungs; Pulmonary vein, a vein which brings blood from the lungs to the heart.

From Chambers's Twentieth Century Dictionary (part 3 of 4: N-R) by Various

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.