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

Seroquel works like an antihistamine at low doses, with mild sedation as a side effect. Amy Ellis Nutt, Washington Post, "One of America’s most popular drugs — first aimed at schizophrenia — reveals the issues of ‘off-label’ use," 30 Mar. 2018 Barbiturates were originally used for sedation, but manufacturers began refusing to sell them for executions. Author: Denise Grady, Jan Hoffman, Anchorage Daily News, "States turn to an unproven method of execution: nitrogen gas," 8 May 2018 Chucky, likely groggy from sedation, was put into a trash can in the back of a truck. Sarah Brookbank,, "Oxford police save groundhog from trap, name it Chucky," 3 July 2018 Both of the boys remain under heavy sedation to manage pain and normal post-procedural swelling, but have opened their eyes. Sarah Schreiber, Good Housekeeping, "[UPDATED]: The McDonald Twins Are Miraculously Stable After a Trying Weekend," 17 Oct. 2016 The procedure requires mild sedation, and patients are not allowed to walk out on their own, even just to get in a taxi. Washington Post, "When you’re aging alone, who will take care of you if you get sick?," 9 July 2018 Some side effects presented in the clinical trials include sleepiness, sedation, lethargy, elevated liver enzymes, decreased appetite, diarrhea, rash, weakness, insomnia, poor quality sleep and infections, according to the FDA. Lilly Price, USA TODAY, "FDA approves first marijuana-based epilepsy drug: CBD oil," 26 June 2018 This is in addition to its ability to reduce anxiety and increase sedation. Dr. Stephen Mcleod-bryant, miamiherald, "Psychosis often the effect of long-term, recreational marijuana use," 15 June 2018 After nearly 24 hours under sedation at IU Health Methodist Hospital, Heichelbech remembered the relief of taking that first, albeit shallow, breath. Holly V. Hays, Indianapolis Star, "Cystic fibrosis, lung transplant — she was never supposed to be a ‘mama.’ But she is.," 9 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

25 Sep 2018

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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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Comments on sedation

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


to reject or criticize sharply

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