anesthetic

1 of 2

adjective

an·​es·​thet·​ic ˌa-nəs-ˈthe-tik How to pronounce anesthetic (audio)
Synonyms of anestheticnext
1
: of, relating to, or capable of producing anesthesia
2
: lacking awareness or sensitivity
was anesthetic to their feelings
anesthetically adverb

anesthetic

2 of 2

noun

1
: a substance that produces anesthesia
2
: something that brings relief : palliative

Examples of anesthetic in a Sentence

Noun The doctor gave him the stitches without an anesthetic. the dentist waited until the anesthetic took effect
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
Right before his death, Jackson had been given the powerful anesthetic propofol by his personal physician, Dr. Conrad Murray. Lauryn Overhultz, FOXNews.com, 2 May 2026 The album’s ideal love is anesthetic, a script for surviving daily chaos and tragedy that doesn’t require reciprocation. Daniel Felsenthal, Pitchfork, 7 Apr. 2026
Noun
The patient wouldn’t have had the benefit of modern anesthetics, but archaeological traces at other sites suggest Neanderthals knew about medicinal plants like chamomile and yarrow, as well as antiseptics like birch tar. ArsTechnica, 13 May 2026 Perry, who had long struggled with addiction and wrote about it in a memoir, illegally obtained the powerful dissociative anesthetic from at least two sources. City News Service, Daily News, 13 May 2026 See All Example Sentences for anesthetic

Word History

First Known Use

Adjective

1823, in the meaning defined at sense 2

Noun

1845, in the meaning defined at sense 1

Time Traveler
The first known use of anesthetic was in 1823

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Cite this Entry

“Anesthetic.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/anesthetic. Accessed 21 May. 2026.

Kids Definition

anesthetic

1 of 2 adjective
an·​es·​thet·​ic ˌan-əs-ˈthet-ik How to pronounce anesthetic (audio)
: of, relating to, or capable of producing anesthesia
anesthetically adverb

anesthetic

2 of 2 noun
: a substance that produces anesthesia in part or all of the body

Medical Definition

anesthetic

1 of 2 adjective
an·​es·​thet·​ic
variants or chiefly British anaesthetic
1
: capable of producing anesthesia
anesthetic agents
2
: of, relating to, or caused by anesthesia
an anesthetic effect
anesthetic symptoms
anesthetically adverb
or chiefly British anaesthetically

anesthetic

2 of 2 noun
variants or chiefly British anaesthetic
: a substance that produces anesthesia

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