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“agonist”
1. In physiology, a muscle whose contraction is directly responsible for the movement of a part of the body.
2. A contender for prizes in competitions.
3. A person who is engaged in a contest or struggle; such as, a protagonist in a drama or a story.
2. A contender for prizes in competitions.
3. A person who is engaged in a contest or struggle; such as, a protagonist in a drama or a story.