aspirin

noun

as·​pi·​rin ˈa-sp(ə-)rən How to pronounce aspirin (audio)
plural aspirin or aspirins
1
: a white crystalline derivative C9H8O4 of salicylic acid used for relief of pain and fever
2
: a tablet of aspirin

Examples of aspirin in a Sentence

Aspirin is effective in controlling headaches.
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.
Sometimes, too much functionality can be overkill, like taking a prescription painkiller for a minor headache when an aspirin or two would do the trick. Tk Keanini, Forbes.com, 29 May 2025 The risk of preeclampsia may be reduced with the use of low-dose aspirin, says Dr. Chelliah. Sarah Scott, Parents, 15 May 2025 For example, someone with heart disease could take a single capsule that releases aspirin in the morning, beta blockers in the afternoon, and cholesterol medication at night. Jenny Lehmann, Discover Magazine, 2 May 2025 The gene-environment interaction of colon cancer and aspirin is unusual. Arun Durvasula, The Conversation, 14 May 2025 See All Example Sentences for aspirin

Word History

Etymology

International Scientific Vocabulary, from acetyl + spiraeic acid (former name of salicylic acid), from New Latin Spiraea, genus of shrubs — more at spirea

First Known Use

1899, in the meaning defined at sense 1

Time Traveler
The first known use of aspirin was in 1899

Browse Nearby Words

Cite this Entry

“Aspirin.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/aspirin. Accessed 6 Jun. 2025.

Kids Definition

aspirin

noun
as·​pi·​rin ˈas-p(ə-)rən How to pronounce aspirin (audio)
1
: a white drug used as a remedy for pain and fever
2
: a tablet of aspirin

Medical Definition

aspirin

noun
as·​pi·​rin ˈas-p(ə-)rən How to pronounce aspirin (audio)
plural aspirin or aspirins
1
: a white crystalline derivative C9H8O4 of salicylic acid used for relief of pain and fever
2
: a tablet of aspirin

More from Merriam-Webster on aspirin

Last Updated: - Updated example sentences
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