acetaminophen
acetaminophen acetaminophen n. 1. a white crystalline compound ({HO.C6H4.NH.CO.CH3}) used as an analgesic and also as an antipyretic. It has molecular weight 151.16. It is the active ingredient in the commercial analgesics {Tylenol} and {Datril}.

Syn: p-hydroxyacetanilide, p-acetamidophenol, N-acetyl-p-aminophenol, paracetamol, N-(4-hydroxyphenyl)acetamide

Note: It is sold under many trade names, and has been one of the most popular analgesics in the late 20th century. It is used in place of aspirin by people in whom aspirin causes undesirable side effects, such as stomach irritation or stomach bleeding. [PJC]


The Collaborative International Dictionary of English. 2000.

Look at other dictionaries:

  • acetaminophen — (n.) U.S. name for para acetylaminophenol, 1960, composed of syllables from the chemical name; in Britain, the same substance is paracetamol …   Etymology dictionary

  • acetaminophen — [ə sēt΄ə min′ə fən, as΄ə təmin′ə fən] n. [ ACET(O) + AMINO + PHEN(OL)] a white crystalline powder, CH3CONHC6H4OH, used for reducing fever and relieving pain …   English World dictionary

  • Acetaminophen — Strukturformel Allgemeines Freiname Paracetamol …   Deutsch Wikipedia

  • acetaminophen — /euh see teuh min euh feuhn, as i teuh /, n. Pharm. a crystalline substance, C8H9NO2, used as a headache and pain reliever and to reduce fever. [1955 60; ACET + AMINO + PHEN(OL)] * * * Drug used to relieve mild headache or muscle and joint pain… …   Universalium

  • Acetaminophen — A non aspirin analgesic, acetaminophen may be given alone to relieve pain and inflammation. It may also be combined with other drugs, as in the migraine medication fioricet, which contains * * * An antipyretic and analgesic, with potency similar… …   Medical dictionary

  • acetaminophen — noun an analgesic for mild pain but not for inflammation; also used as an antipyretic; (Datril, Tylenol, Panadol, Phenaphen, Tempra, and Anacin III are trademarks of brands of acetaminophen tablets) • Syn: ↑Datril, ↑Tylenol, ↑ …   Useful english dictionary

  • acetaminophen — noun Etymology: acet + amino + phenol Date: 1958 a crystalline compound C8H9NO2 that is a hydroxy derivative of acetanilide and is used in chemical synthesis and in medicine to relieve pain and fever …   New Collegiate Dictionary

  • Acetaminophen — …   Википедия

  • acetaminophen — n. paracetamol, crystalline compound used to reduce fever and relieve pain (Medicine) …   English contemporary dictionary

  • acetaminophen — [əˌsi:tə mɪnəfɛn, əˌsɛtə , ˌasɪtə ] noun North American term for paracetamol. Origin 1960s: from para acetylaminophenol …   English new terms dictionary

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