painkiller
noun
pain·kill·er
ˈpān-ˌki-lər 
variants
or less commonly pain-killer
: something (such as a drug) that relieves pain
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
The researchers also note that roughly 90% of the product made from reacting broken down PET (terephthalic acid) with E. coli was paracetamol – making this a highly efficient and sustainable method of producing the painkiller.
—
Abhimanyu Ghoshal, New Atlas, 29 June 2025
The bacteria then produced special enzymes that interacted with the plastic molecule, transforming it into the painkiller ingredient.
—Alex Knapp, Forbes.com, 27 June 2025
His death was ruled an accidental overdose due to acute intoxication from a combination of prescription medications, including painkillers, anti-anxiety drugs, and sleeping aids.
—Allison Degrushe Published, EW.com, 21 June 2025
In India, for example, vulture populations dropped by 95 percent from the mid-1990s to early 2000s, after ranchers started treating their livestock with the painkiller diclofenac.
—Sarah Kuta, Smithsonian Magazine, 18 June 2025
See All Example Sentences for painkiller
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.
Abhimanyu Ghoshal, New Atlas, 29 June 2025
The bacteria then produced special enzymes that interacted with the plastic molecule, transforming it into the painkiller ingredient.
—Alex Knapp, Forbes.com, 27 June 2025
His death was ruled an accidental overdose due to acute intoxication from a combination of prescription medications, including painkillers, anti-anxiety drugs, and sleeping aids.
—Allison Degrushe Published, EW.com, 21 June 2025
In India, for example, vulture populations dropped by 95 percent from the mid-1990s to early 2000s, after ranchers started treating their livestock with the painkiller diclofenac.
—Sarah Kuta, Smithsonian Magazine, 18 June 2025
See All Example Sentences for painkiller
Cite this Entry
“Painkiller.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/painkiller. Accessed 7 Jul. 2025.
Copy CitationKids Definition
Love words? Need even more definitions?
Merriam-Webster unabridged
Share