agonist

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agonist

/ˈæɡəˌnɪst/
/ˈeɪ̯ɡəˌnɪst/

Where it comes from

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

noun agonists

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

Translations

Every language

noun someone involved in a contest or battle

Português	agonista

noun a muscle that contracts while another relaxes

Português	agonista

noun molecule that can combine with a receptor on a cell

한국어	작용제 jagyongje
中文	激動劑 /激动剂 jīdòngjì, 拮抗劑 /拮抗剂 jiékàngjì
Português	agonista

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Cite this

MLA

"agonist." Wiktionary, via Micwyn, micwyn.com/word/agonist. Accessed 6 Nov. 2026.

APA

agonist. (n.d.). In Wiktionary, via Micwyn. Retrieved November 6, 2026, from https://micwyn.com/word/agonist

Chicago

"agonist." Wiktionary, via Micwyn. Accessed November 6, 2026. https://micwyn.com/word/agonist.

BibTeX

@misc{agonist_2026,
  title = {agonist},
  howpublished = {Wiktionary, via Micwyn},
  year = {2026},
  url = {https://micwyn.com/word/agonist},
  urldate = {2026-11-06}
}