See Also: LH and RH agonist(medicine)
agonist(medicine)
agonist(dictionary)
Agonist(health)
Agonist medication(health)
Beta agonist(health)
Beta-2 agonist(health)
Beta-agonist(health)
Beta2-agonist(health)
Agonist Opioid(law)

agonist (iou)



agonist noun. E17.
[Greek agonistes contestant, formed as AGON: see -IST.]
A person who competes for prizes. rare. E17.
A protagonist in a drama (lit. & fig.). E20.
Physiology. A muscle whose contraction is directly responsible for the movement of a part. Cf. ANTAGONIST 2. E20.
Biochemistry. A chemical which combines with a receptor and initiates a physiological response. Cf. ANTAGONIST 3. M20.