plural aspirin or aspirins
: a medicine that reduces pain and fever
Aspirin is effective in controlling headaches.
an aspirin pill
I had a headache so I took a couple of aspirins/aspirin. [=a couple of aspirin pills]
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“Aspirin.” Merriam-Webster.com Simple Definition, Merriam-Webster, https://www.merriam-webster.com/simple/aspirin. Accessed 21 Jun. 2026.
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