agonist

n. 主动肌, 促效药, 显效药, 主缩肌 [化] 兴奋剂; 激动剂

发音

其它 /ˈæɡəˌnɪst/
US /ˈeɪ̯ɡəˌnɪst/
CA /ˈeɪ̯ɡəˌnɪst/

词形变化

agonists 复数 agonists

释义与例句

n.
  1. 1.

    Someone involved in a contest or battle (as in an agon), protagonist.

  2. 2.

    The muscle that contracts while the other relaxes.

    When bending the elbow, the biceps is the agonist.

  3. 3.

    A molecule that can combine with a receptor on a cell to produce a physiological reaction.

    激动剂

    拮抗剂

    化学 生物 医学

    Acetylcholine is an agonist at the cholinergic receptor.

词汇关系

名词

同义词 1

protagonist

反义词 1

antagonist

上位词 4

drug character contestant fictional character

下位词 1

anti-hero

相关短语

inverse agonist

词源

Borrowed from Latin agōnista, from Ancient Greek ἀγωνιστής (agōnistḗs, “combatant, champion”). By surface analysis, agon or agony + -ist.

来源：wiktionary