agonist

agonist has 5 senses in the JumbleFix dictionary. Letters: 7.

Definitions

• n.. One who contends for the prize in public games.
• n.. (biochemistry) a drug that can combine with a receptor on a cell to produce a physiological reaction
• n.. a muscle that contracts while another relaxes; "when bending the elbow the biceps are the agonist"
• n.. someone involved in a contest or battle (as in an agon)
• n.. the principal character in a work of fiction