antagonist

an·tag·o·nist  (n-tg-nst)

n.

1. One who opposes and contends against another; an adversary.

2. The principal character in opposition to the protagonist or hero of a narrative or drama.

3. Physiology A muscle that counteracts the action of another muscle, the agonist.

4. Biochemistry A chemical substance that interferes with the physiological action of another, especially by combining with and blocking its nerve receptor.

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an·tago·nistic adj.

an·tago·nisti·cal·ly adv.

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antagonist

Noun

an opponent or adversary

antagonistic adj

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antagonist  (n-tg-nst)

1. A muscle that opposes the action of another muscle, as by relaxing while the other one contracts, thereby producing smooth, coordinated movement.

2. A chemical substance, such as a drug, that interferes with the physiological action of another substance, especially by combining with and blocking its nerve receptor. Compare agonist.

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antagonist

an opponent in any kind of contest or conflict. Also called antipathist.

See also: Conflict

Thesaurus

Noun	1.	antagonist - someone who offers opposition adversary, opposer, resister, opponent individual, mortal, person, somebody, someone, soul - a human being; "there was too much for one person to do" dueler, duelist, dueller, duellist - a person who fights duels foe, foeman, enemy, opposition - an armed adversary (especially a member of an opposing military force); "a soldier must be prepared to kill his enemies" Luddite - any opponent of technological progress withstander - an opponent who resists with force or resolution; "obstinate withstanders of innovation" agonist - someone involved in a contest or battle (as in an agon)
	2.	antagonist - a muscle that relaxes while another contracts; "when bending the elbow the triceps are the antagonist" antagonistic muscle - (physiology) a muscle that opposes the action of another; "the biceps and triceps are antagonistic muscles"
	3.	antagonist - a drug that neutralizes or counteracts the effects of another drug drug - a substance that is used as a medicine or narcotic estrogen antagonist, tamoxifen - an antagonist for estrogen that is used in the treatment of breast cancer narcotic antagonist - an antagonist used to counteract the effects of narcotics (especially to counteract the depression of respiration) synergist - a drug that augments the activity of another drug

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antagonist

noun opponent, rival, opposer, enemy, competitor, contender, foe, adversary

Translations

antagonist [ænˈtægənɪst] n → antagonista m/f; adversario/a

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antagonist [ænˈtægənɪst] n → antagoniste m/f, adversaire m/f

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antagonist [ænˈtægənɪst] antagonism n → Gegner(in) m(f), Antagonist(in) m(f)

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antagonist [ænˈtægənɪst] n → antagonista m/f