acapnia

noun

acap·​nia ə-ˈkap-nē-ə, (ˈ)ā-ˈ How to pronounce acapnia (audio)
: a condition of carbon dioxide deficiency in blood and tissues
acapnial
-əl How to pronounce acapnia (audio)
adjective

Browse Nearby Words

acanthosis nigricans
acapnia
Acapulco gold
See all Nearby Words

Cite this Entry

“Acapnia.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/acapnia. Accessed 28 May. 2025.

Copy Citation

Share

Love words? Need even more definitions?

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

Popular in Grammar & Usage

See More

Commonly Misspelled Words

'Affect' vs. 'Effect'

Using Bullet Points ( • )

Words You Always Have to Look Up

Democracy or Republic: What's the difference?
See More

Popular in Wordplay

See More

Flower Etymologies For Your Spring Garden

Possum vs. Opossum: Is There a Difference?

'Za' and 9 Other Words to Help You Win at SCRABBLE

8 Words for Lesser-Known Musical Instruments

Birds Say the Darndest Things
See More

Popular

See More

Commonly Misspelled Words

Flower Etymologies For Your Spring Garden

Possum vs. Opossum: Is There a Difference?
See More

Games & Quizzes

See All
Play Quordle: Guess all four words in a limited number of tries. Each of your guesses must be a real 5-letter word.
Quordle Can you solve 4 words at once?
Play Blossom: Solve today's spelling word game by finding as many words as you can using just 7 letters. Longer words score more points.
Blossom Word Game Pick the best words!
Play Missing Letter: a crossword with a twist. Each of the 25 puzzle words start with a different letter of the alphabet. Which letter is missing?
Missing Letter A daily crossword with a twist
a cup of tea and a golf ball on tee side by side
Quiz: Sounds Like... Choose the word that sounds like it fits the clue...
See All