agonistnoun [ C ]
uk/ˈæɡənɪst/us/ˈæɡənɪst/specializedagonist noun [ C ] (MUSCLE)
anatomy a muscle that moves a part of the body by contracting (= becoming shorter)
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antagonist
Thesaurus: synonyms and related words
Substances & structures in the body
- abductor
- accessorius
- adductor
- alveolus
- amyloid
- ansa
- atheroma
- caecum
- gyrus
- hallucis
- hilum
- hilus
- hormonal
- lymph vessel
- periosteum
- peritoneal
- peritoneum
- phosphatase
- platysma
- vitreous humour
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agonist noun [ C ] (CHEMICAL)
biology, chemistry a substance that combines with a receptor and causes a change or reaction in the body:
a dopamine agonist
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antagonist
agonist noun [ C ] (PERSON)
literature, theatre & film a protagonist