| 单词 | agonist |
| 释义 | agonist /ag"euh nist/, n. 1. a person engaged in a contest, conflict, struggle, etc., esp. the protagonist in a literary work. 2. a person who is torn by inner conflict. 3. Physiol. a contracting muscle whose action is opposed by another muscle. Cf. antagonist (def. 3). 4. Pharm. a chemical substance capable of activating a receptor to induce a full or partial pharmacological response. Cf. antagonist (def. 5). [1620-30; < LL agonista < Gk agonistés contestant, equiv. to agón AGON + -istes -IST] |
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