• word of the day

    agonist

    agonist - Dictionary definition and meaning for word agonist

    Definition
    (noun) the principal character in a work of fiction
    Synonyms : protagonist
    Definition
    (noun) someone involved in a contest or battle (as in an agon) Definition
    (noun) a muscle that contracts while another relaxes
    Example Sentence
    • when bending the elbow the biceps are the agonist
    Definition
    (noun) (biochemistry) a drug that can combine with a receptor on a cell to produce a physiological reaction
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