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Definition of "aspirin" []

  • A white, crystalline compound, CH3COOC6H4COOH, derived from salicylic acid and commonly used in tablet form to relieve pain and reduce fever and inflammation. It is also used as an antiplatelet agent. Also called acetylsalicylic acid. (noun)
  • A tablet of aspirin. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

Use "aspirin" in a sentence
  • "So, changes in aspirin use could have been the reason for some of the extra heart attacks and strokes."
  • "Even aspirin is deemed a mood-altering drug to be avoided — too bad if you take it to prevent blood clots."
  • "US. baby aspirin is 81 milligrams and regular aspirin, 325 milligrams."