painkiller

noun

pain·​kill·​er ˈpān-ˌki-lər How to pronounce painkiller (audio)
variants or less commonly pain-killer
: 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.
Photo illustration by Beck Harlan/NPR When hit with a headache or fever, people often reach for over-the-counter painkillers like acetaminophen or nonsteroidal anti-inflammatory drugs (NSAIDs) as their first line of defense. Andee Tagle, NPR, 18 Apr. 2025 One potential approach is targeting T-regs directly to increase the production of the painkiller enkephalin, which ultimately would benefit both women and men. Jenny Lehmann, Discover Magazine, 7 Apr. 2025 For example, plants in China and India make nearly all of the world’s supply of the active ingredients in the painkiller ibuprofen and the antibiotic ciprofloxacin, according to Clarivate, an industry data provider. Rebecca Robbins, New York Times, 4 Apr. 2025 There’s an interesting parallel in the fact that Noah’s character Carter had a painkiller addiction for back pain on that show. Jackson McHenry, Vulture, 13 Mar. 2025 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 22 Apr. 2025.

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

More from Merriam-Webster on painkiller

Last Updated: - Updated example sentences
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