ketamine

noun

ke·​ta·​mine ˈke-tə-ˌmēn How to pronounce ketamine (audio) ˈkē- How to pronounce ketamine (audio)
: a general anesthetic that is administered intravenously and intramuscularly in the form of its hydrochloride C13H16ClNO·HCl and that is used illicitly usually by being inhaled in powdered form especially for the dreamlike or hallucinogenic state it produces

Note: Ketamine is also called Special K when used as a recreational drug

Examples of ketamine in a Sentence

Recent Examples on the Web
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His list of drugs included ketamine, propofol, hydromorphone, melphalan, fentanyl, topotecan, pentamidine, albuterol, prednisolone and aldosterone. Dayna Copeland, The Mercury News, 15 Mar. 2025 The use of hallucinogenic drugs such as ketamine, psilocybin and LSD has increased rapidly over the past few decades. Sandee Lamotte, CNN, 3 Mar. 2025 Cetacean communication now is very ongoing, and making use of AI or ketamine therapy or psilocybin therapy are all in the news week by week. Georg Szalai, The Hollywood Reporter, 3 Feb. 2025 Jordan, the 34-year-old son of NBA legend Michael Jordan, is now charged with ketamine possession — still a third-degree felony. Cristóbal Reyes, Orlando Sentinel, 25 Feb. 2025 See All Example Sentences for ketamine

Word History

Etymology

ket(one) + amine

First Known Use

1966, in the meaning defined above

Time Traveler
The first known use of ketamine was in 1966

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Cite this Entry

“Ketamine.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/ketamine. Accessed 28 Mar. 2025.

Medical Definition

ketamine

noun
ke·​ta·​mine ˈkēt-ə-ˌmēn How to pronounce ketamine (audio)
: a general anesthetic that is administered intravenously or intramuscularly in the form of its hydrochloride C13H16ClNO·HCl and that is used illicitly usually by being inhaled in powdered form especially for the dreamlike or hallucinogenic state it produces see special k
Last Updated: - Updated example sentences
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