sedation

noun

se·​da·​tion si-ˈdā-shən How to pronounce sedation (audio)
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
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
However, this depression of the CNS may result in drowsiness, sedation, and lack of mental alertness. Alex Yampolsky, Verywell Health, 29 Sep. 2025 The post goes on to thank Mahiri for being a calm and willing participant in her own healthcare, without the need for sedation. Moná Thomas, PEOPLE, 17 Sep. 2025 Zohny said the medical team held back all medications that caused his sedation. Cara Anthony, Miami Herald, 13 Sep. 2025 Zohny said the medical team held back all medications that caused his sedation. Kff Health News, Oc Register, 12 Sep. 2025 See All Example Sentences for sedation

Word History

First Known Use

1543, in the meaning defined at sense 1

Time Traveler
The first known use of sedation was in 1543

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Cite this Entry

“Sedation.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/sedation. Accessed 30 Sep. 2025.

Medical Definition

sedation

noun
se·​da·​tion si-ˈdā-shən How to pronounce sedation (audio)
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

More from Merriam-Webster on sedation

Last Updated: - Updated example sentences
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