agonist

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English[edit]

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Etymology[edit]

From Ancient Greek ἀγωνιστής(agōnistḗs, combatant, champion)

Noun[edit]

agonist ‎(plural agonists)

  1. Someone involved in a contest or battle (as in an agon).
  2. The muscle that contracts while the other relaxes.
    When bending the elbow, the biceps is the agonist.
  3. (biochemistry) A molecule that can combine with a receptor on a cell to produce a physiological reaction.
    Acetylcholine is an agonist at the a cholinergic receptor.

Derived terms[edit]

Translations[edit]