Antagonist

[æn'tæg(ə)nɪst] or [æn'tæɡənɪst]

Definition

(noun.) a drug that neutralizes or counteracts the effects of another drug.

(noun.) a muscle that relaxes while another contracts; 'when bending the elbow the triceps are the antagonist'.

Editor: Vicky--From WordNet

Definition

(n.) One who contends with another, especially in combat; an adversary; an opponent.

(n.) A muscle which acts in opposition to another; as a flexor, which bends a part, is the antagonist of an extensor, which extends it.

(n.) A medicine which opposes the action of another medicine or of a poison when absorbed into the blood or tissues.

(a.) Antagonistic; opposing; counteracting; as, antagonist schools of philosophy.

Typed by Jody

Synonyms and Synonymous

n. Opponent, adversary, rival, competitor, enemy, foe, adverse party.

Edited by Karl

Synonyms and Antonyms

SYN:Adversary, opponent, rival, competitor, foe, enemy

ANT:Aider, abettor, accomplice, accessory, ally

Checked by Emil

Examples

Checked by Andrew

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