agonist
Someone involved in a contest or battle, protagonistSomeone involved in a contest or battle (as in an agon), protagonist.
Meaning
3 sensesSomeone involved in a contest or battle (as in an agon), protagonist.
someone involved in a contest or battle (as in an agon)
The muscle that contracts while the other relaxes.
When bending the elbow, the biceps is the agonist.
a muscle that contracts while another relaxes
A molecule that can combine with a receptor on a cell to produce a physiological reaction.
Acetylcholine is an agonist at the cholinergic receptor.
(biochemistry) a drug that can combine with a receptor on a cell to produce a physiological reaction
Translations
2 languagesOrigin
Borrowed from Latin agōnista, from Ancient Greek ἀγωνιστής (agōnistḗs, “combatant, champioBorrowed from Latin agōnista, from Ancient Greek ἀγωνιστής (agōnistḗs, “combatant, champion”). By surface analysis, agon or agony + -ist.
Wiktionary, CC BY-SA 4.0 · source
Forms
plural: agonistsSynonyms
1 synonyms- the principal character in a work of fiction:protagonist