sedative

1 of 2

adjective

sed·​a·​tive ˈse-də-tiv How to pronounce sedative (audio)
: tending to calm, moderate, or tranquilize nervousness or excitement

sedative

2 of 2

noun

: a sedative agent or drug

Examples of sedative in a Sentence

Adjective some people find a glass of wine to be a civilized and sedative addition to an evening meal Noun The patient was given a powerful sedative.
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.
Adjective
Kratom has both stimulant and sedative effects, according to the US Food and Drug Administration. Kristen Rogers, CNN Money, 26 Aug. 2025 There were also drops in binge drinking, lower scores on alcohol use disorder tests, and reductions in both the stimulating and sedative effects of alcohol. Teri Sforza, Oc Register, 19 Aug. 2025
Noun
Cobb is serving a 22- to 28-year sentence after pleading guilty to multiple charges, including second-degree murder and driving while under the influence of methamphetamine and sedatives. Charlotte Observer, 2 Sep. 2025 Yet, unlike cortisol, oxytocin will have an effect on your body akin to that of a sedative. Mark Travers, Forbes.com, 25 Aug. 2025 See All Example Sentences for sedative

Word History

Etymology

Adjective

Middle English, alleviating pain, from Middle French sedatif, from Medieval Latin sedativus, from Latin sedatus

First Known Use

Adjective

1779, in the meaning defined above

Noun

1797, in the meaning defined above

Time Traveler
The first known use of sedative was in 1779

Browse Nearby Words

Cite this Entry

“Sedative.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/sedative. Accessed 9 Sep. 2025.

Kids Definition

sedative

1 of 2 adjective
sed·​a·​tive ˈsed-ət-iv How to pronounce sedative (audio)
: tending to calm or to ease tension

sedative

2 of 2 noun
: a sedative medicine

Medical Definition

sedative

1 of 2 adjective
sed·​a·​tive ˈsed-ət-iv How to pronounce sedative (audio)
: tending to calm, moderate, or tranquilize nervousness or excitement
sedative effects of anesthetics and analgesicsLinda C. Haynes et al.

sedative

2 of 2 noun
: a sedative agent or drug

More from Merriam-Webster on sedative

Last Updated: - Updated example sentences
Love words? Need even more definitions?

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