se·​da·​tion | \ si-ˈdā-shən \

Definition of sedation 

1 : the inducing of a relaxed easy state especially by the use of sedatives
2 : a state resulting from or as if from sedation

Examples of sedation in a Sentence

For some patients, sedation may be necessary.

Recent Examples on the Web

But some practitioners will do the procedure without the sedation. Daniel Akst, WSJ, "What Doctors Don’t Tell You About Cataract Surgery," 16 Nov. 2018 Potts walked into the hospital, but was under heavy sedation due to his injuries. Ryan Gaydos, Fox News, "Philadelphia police officer expected to survive after getting shot in face, officials say," 6 Aug. 2018 Other patients get slower-acting or less effective pain pills, alternatives with more side effects or even sedation. Washington Post, "US hospitals grapple with prolonged injected opioid shortage," 27 June 2018 But the pair survived thanks to a combination of factors -- a quick arrival in intensive care, heavy sedation to limit any brain damage and the expertise of those at the nearby Porton Down laboratory, according to hospital staff. Angela Dewan, CNN, "UK doctors concerned about Skripals' long-term health after poisoning," 29 May 2018 That then takes place at a surgical center, where you’ll be put under general anesthesia or conscious sedation. Pamela Tsigdinos, Marie Claire, "The Wild World of IVF, Explained," 1 Oct. 2018 The one- to three-hour procedure (larger breasts take longer) is typically done under local anesthesia or IV sedation, and is considered to be minimally invasive. Jolene Edgar, Harper's BAZAAR, "Everything You Need To Know About The Non-Surgical Breast Lift," 17 Aug. 2018 The move was controversial enough that the Australian Government negotiated immunity from Thai authorities for any Australians involved in the sedation of the children in case anything went wrong, according to Travis Fedschun, Fox News, "Thai youth soccer team leaves hospital, shares details of harrowing ordeal in cave," 18 July 2018 Over time, the sedation was decreased, and respiratory tubes were switched from the mouth to the trachea. Ellen Barry, New York Times, "Skripal Attack Scared U.K. Doctors: ‘We Were Expecting Them Not to Survive’," 29 May 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'sedation.' 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 sedation

1543, in the meaning defined at sense 1

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Statistics for sedation

Last Updated

16 Jan 2019

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Time Traveler for sedation

The first known use of sedation was in 1543

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English Language Learners Definition of sedation

: a relaxed, calm, or sleepy condition that results from taking a drug (called a sedative)

: the act of giving a person or animal a drug that causes calmness or relaxation


se·​da·​tion | \ si-ˈdā-shən \

Medical Definition of sedation 

1 : the inducing of a relaxed easy state especially by the use of sedatives
2 : a state resulting from sedation — see conscious sedation, deep sedation

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More from Merriam-Webster on sedation

Rhyming Dictionary: Words that rhyme with sedation

Spanish Central: Translation of sedation

Nglish: Translation of sedation for Spanish Speakers

Britannica English: Translation of sedation for Arabic Speakers

Comments on sedation

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marked by shyness and lack of polish

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