• Steroid

    Pronunciation

    • Rhymes: -ɔɪd
    • IPA: /ˈstÉ›rɔɪd/, /ˈstɪərɔɪd/

    Origin

    From sterol + -oid.

    Full definition of steroid

    Noun

    steroid

    (plural steroids)
    1. (biochemistry) A class of organic compounds having a structure of 17 carbon atoms arranged in four rings; they are lipids, and occur naturally as sterols, bile acids, adrenal and sex hormones, and some vitamins; many drugs are synthetic steroids.
    2. (bodybuilding) Any anabolic hormone used to promote muscle growth.
    3. (sports, US) Any chemical compound used to enhance athletic performance.

    Hyponyms

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