അർത്ഥം : The principal character in a work of fiction.
പര്യായപദങ്ങൾ : protagonist
അർത്ഥം : Someone involved in a contest or battle (as in an agon).
അർത്ഥം : A muscle that contracts while another relaxes.
ഉദാഹരണം :
When bending the elbow the biceps are the agonist.
അർത്ഥം : (biochemistry) a drug that can combine with a receptor on a cell to produce a physiological reaction.