n.
the principal character in a work of fiction
someone involved in a contest or battle (as in an agon)
a muscle that contracts while another relaxes
(biochemistry) a drug that can combine with a receptor on a cell to produce a physiological reaction
Copyright: Proverb ©
Our website is made possible by displaying online advertisements to our visitors.
Please consider supporting us by disabling your ad blocker.
I turned off Adblock