Agonist (disambiguation)

Agonist (from Ancient Greek ἀγωνιστής: agōnistēs, “combatant, champion”) may refer to:


 * A person engaged in a contest or struggle (see agon)
 * An advocate of the political theory of agonism (or "agonistic pluralism")
 * Agonist, a substance that binds to a receptor to induce a biochemical response
 * Inverse agonist, a substance that induces the opposite effect of an agonist
 * Agonist (muscle), a muscle type
 * The Agonist, a Canadian metal band
 * Agonistic behaviour, animal behaviour relating to conflict