agonist
/ˈæ.ɡɘ.nɪst/
noun 3
Collocations
1ADJ.
cholinergic
Definitions
noun
1
Someone involved in a contest or battle (as in an agon), protagonist.
2
The muscle that contracts while the other relaxes.
When bending the elbow, the biceps is the agonist.
3
A molecule that can combine with a receptor on a cell to produce a physiological reaction.
Acetylcholine is an agonist at the cholinergic receptor.
Thesaurus
Synonyms
noun — the principal character in a work of fiction
Antonyms
- adversary
- antagonist
- opponent
- opposer
- resister
Idioms & Phrases
Example Bank
201
When bending the elbow, the biceps is the agonist.
Wiktionary02
Acetylcholine is an agonist at the cholinergic receptor.
WiktionaryUsage Notes
Your note
not saved0 chars