Merriam-Webster Logo
SINCE 1828
Menu
×

An Encyclopædia Britannica Company

See What's Trending Now See More Trending Words

pulmonary circulation

noun

Definition of pulmonary circulation

  1. :  the passage of blood from the right side of the heart through arteries to the lungs where it picks up oxygen and is returned to the left side of the heart by veins

See pulmonary circulation defined for kids

Explore Merriam-Webster

image1489982902
Devilish Words
watercolor-squares
We're Down With You Being—or Your Being?—a Square
video-title-words-of-the-year-1066
Words of the Year: 1066
alt-59973139034d4
Trending: 'Svengali' Bannon leaving White House

First Known Use of pulmonary circulation

circa 1890

Medical Dictionary

pulmonary circulation

noun

Medical Definition of pulmonary circulation

  1. :  the passage of venous blood from the right atrium of the heart through the right ventricle and pulmonary arteries to the lungs where it is oxygenated and its return via the pulmonary veins to enter the left auricle and participate in the systemic circulation

Learn More about pulmonary circulation

  1. Britannica.com: Encyclopedia article about pulmonary circulation

Seen and Heard

What made you want to look up pulmonary circulation? Please tell us where you read or heard it (including the quote, if possible).

show hide

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

WORD OF THE DAY

waif

play

an extremely thin woman

Get Word of the Day daily email!

TRENDING NOW

  1. Svengali 'A person who manipulates'

  2. syzygy An obscure astronomy term goes mainstream

  3. hegemon "Something having dominant influence over others"

  4. repugnant Trump clarifies his position on racism

  5. white nationalist, white supremacist Trending in 2017

SEE ALL

BROWSE DICTIONARY

pulmonary circulation

Test Your Vocabulary

Time Traveler Quiz: Which Word Came First?

  • time-traveler-quiz-which-word-came-first
  • Which came first?
Name That Thing

Test your visual vocabulary with our 10-question challenge!

TAKE THE QUIZ
SCRABBLE® Sprint

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

Words at Play

watercolor-squares
We're Down With You Being—or Your Being?—a Square

It's about (you? your?) having your say.

image1489982902
Devilish Words

Don't blame a word use error on the devil.

alt-599492594f435
How 'Wonderful' Lost Its Sense of Wonder

A case of semantic bleaching

dog-covering-face
Don't Let Reading This Be Another 'Coulda' 'Shoulda' 'Woulda'

PSA: They're three separate words.

Ask the Editors

video-title-words-of-the-year-1066
Words of the Year: 1066

Or, Why Pig Meat is Called 'Pork' and Cow Meat is Called 'Beef'

payday
How Often Is 'Biweekly'?

Don't get us started on 'bimonthly'

video-irregardless-grammar-peeve-blend-of-the-synonyms-irrespective-and-regardless
Irregardless

It is in fact a real word (but that doesn't mean you should use it).

video-moose-goose-weird-plurals
Weird Plurals

One goose, two geese. One moose, two... moose. What's up with that?

Word Games

time-traveler-quiz-which-word-came-first
Time Traveler Quiz: Which Word Came First?

Which word entered the English language first?

Take the quiz
name-more-food
Name More Food!

Test your knowledge of food vocabulary!

Take the quiz
Name That Thing
Name That Thing

Test your visual vocabulary with our 10-question challenge!

Take the quiz
SCRABBLE® Sprint
SCRABBLE® Sprint

SCRABBLE® fans, sharpen your skills!

Play the game