painkiller

noun

pain·​kill·​er ˈpān-ˌki-lər How to pronounce painkiller (audio)
variants or less commonly pain-killer
Synonyms of painkillernext
: something (such as a drug) that relieves pain
pain-killing adjective
or painkilling

Examples of painkiller in a Sentence

I took some over-the-counter painkillers for my headache. after her oral surgery, she was given a prescription for a mild painkiller
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.
But the judge, Clifton Newman, responded with a forceful rebuke of Murdaugh and alluded to the defendant’s addiction to prescription painkillers. Daniel Arkin, NBC news, 13 May 2026 And there are some natural painkillers among the plants of modern Siberia, like white clover, which is also a handy antiseptic. ArsTechnica, 13 May 2026 The defense argued that Eric Richins was addicted to painkillers. Hannah Schoenbaum, Chicago Tribune, 13 May 2026 The European Union reached a provisional deal to strengthen the supply of essential medicines — such as antibiotics, insulin, vaccines, and painkillers — and avoid shortages by ‌boosting domestic production and reducing reliance on imports. Ed Silverman, STAT, 12 May 2026 See All Example Sentences for painkiller

Word History

First Known Use

1849, in the meaning defined above

Time Traveler
The first known use of painkiller was in 1849

Browse Nearby Words

Cite this Entry

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

Kids Definition

painkiller

noun
pain·​kill·​er ˈpān-ˌkil-ər How to pronounce painkiller (audio)
: something (as a drug) that relieves pain
painkilling adjective

Medical Definition

painkiller

noun
pain·​kill·​er -ˌkil-ər How to pronounce painkiller (audio)
: something (as a drug) that relieves pain
painkilling adjective

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