agonist

Term: agonist

Literally meaning: “ fighter”

Origin: Anc Greek

αγωνιστής/antagonistis(=fighter, combatant) > αγών/agon(=contest, fight)

Coined/History 

(?)

Definition

(pharmacology) : Agonist is chemical substance  that trigger a neuronal receptor that it binds. This drug effectively mimics the action of natural (endogenous) substance in the body.