ox·​y·​gen·​ate | \ ˈäk-si-jə-ˌnāt How to pronounce oxygenate (audio) , äk-ˈsi-jə- How to pronounce oxygenate (audio) \
oxygenated; oxygenating

Definition of oxygenate

 (Entry 1 of 2)

transitive verb

: to impregnate, combine, or supply (something, such as blood) with oxygen



Definition of oxygenate (Entry 2 of 2)

: an oxygen-containing substance (such as ethanol) used especially in gasoline to promote more complete combustion

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Other Words from oxygenate


oxygenation \ ˌäk-​si-​jə-​ˈnā-​shən How to pronounce oxygenation (audio) , äk-​ˌsi-​jə-​ \ noun

Examples of oxygenate in a Sentence

Recent Examples on the Web: Verb Haines noted that a fountain in the middle of the pond, and waterfall features that help oxygenate the water, were not running this spring and early summer. Keith Matheny, Detroit Free Press, "20 dead Canada geese pulled out of pond in Madison Heights; botulism suspected," 6 July 2020 As a respiratory therapist attached Austin to a ventilator in Las Vegas — his weakened lungs unable to oxygenate his blood — the San Francisco medical examiner was at work one state away. Lizzie Johnson, San Francisco Chronicle, "When the coronavirus came to San Francisco’s Bayview, it attacked the heart of the historically black neighborhood: the elders," 15 May 2020 The issue isn’t just losing those cells in the lungs that are supposed to help oxygenate the body. Olivia Carville, Bloomberg.com, "Life After Ventilators Can Be Hell for Coronavirus Survivors," 10 May 2020 And this inflammation prevents the lungs from being able to oxygenate the blood and remove carbon dioxide, which leads the patient to gasp for air and suffer more serious illness. Kristen Rogers, CNN, "How to improve your respiratory health in case you get Covid-19," 6 May 2020 This could explain how the alveoli fail to oxygenate the blood without the patient noticing the need to gasp for more air. Fox News, "'Silent hypoxia' may be killing COVID-19 patients, but there's hope," 28 Apr. 2020 Large tubes are fed into arteries and veins so a machine can remove blood from the body and oxygenate it directly before returning it. Lauren Caruba, San Antonio Express-News, "A last resort against COVID-19," 26 Apr. 2020 That higher-level care includes extracorporeal membrane oxygenation, or ECMO, which uses a machine to oxygenate a patient’s blood directly, temporarily replacing the function of the heart and lungs. Sheri Fink, New York Times, "Treating Coronavirus in a Central Park ‘Hot Zone’," 15 Apr. 2020 Both reproduced normally, but at lower and slower rates than in oxygenated air. Ashley Strickland, CNN, "Astronomers are changing the way we think of 'potentially habitable' planets," 4 May 2020 Recent Examples on the Web: Noun Significant improvement was also seen in three of four patients whose illnesses were so severe they had been placed on a bypass machine to filter, oxygenate and pump their blood. Los Angeles Times, "Remdesivir shows promise in preliminary coronavirus trial," 10 Apr. 2020 Demand was given a boost by the Clean Air Act amendments of 1990, which spurred the use of ethanol as an oxygenate to combat pollution, and the RFS, created in 2005 and expanded two years later. 6. Washington Post, "How Trump (and Iowa) Changed How You Fuel Your Car," 18 Sep. 2019 Drink a shot of chlorophyll every morning to brighten, oxygenate, and hydrate your skin. Candace Bryan, Good Housekeeping, "15 Things Women With Perfect Skin Do Every Day," 4 Sep. 2015 The original premise for using an oxygenate in our gasoline was to improve air quality. star-telegram, "Gasoline: Pump Us Up?," 28 Apr. 2018 That was the red line crossed that took MTBE out of our gasoline and moved the nation over to ethanol as our fuel oxygenate. star-telegram, "A Town, Without Pity," 20 Oct. 2017

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'oxygenate.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of oxygenate


1788, in the meaning defined above


1958, in the meaning defined above

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Time Traveler for oxygenate

Time Traveler

The first known use of oxygenate was in 1788

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Statistics for oxygenate

Last Updated

13 Jul 2020

Cite this Entry

“Oxygenate.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/oxygenate. Accessed 10 Aug. 2020.

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More Definitions for oxygenate


How to pronounce oxygenate (audio) How to pronounce oxygenate (audio)

English Language Learners Definition of oxygenate

technical : to add oxygen to (something)


transitive verb
ox·​y·​gen·​ate | \ ˈäk-si-jə-ˌnāt How to pronounce oxygenate (audio) , äk-ˈsij-ə- How to pronounce oxygenate (audio) \
oxygenated; oxygenating

Medical Definition of oxygenate

: to impregnate, combine, or supply with oxygen oxygenated blood better to oxygenate the patient firstAnesthesia Digest

Other Words from oxygenate

oxygenation \ ˌäk-​si-​jə-​ˈnā-​shən, äk-​ˌsij-​ə-​ How to pronounce oxygenation (audio) \ noun

More from Merriam-Webster on oxygenate

Rhyming Dictionary: Words that rhyme with oxygenate

Spanish Central: Translation of oxygenate

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