AskDefine | Define antagonist

Dictionary Definition

antagonist

Noun

1 someone who offers opposition [syn: adversary, opponent, opposer, resister] [ant: agonist]
2 a muscle that relaxes while another contracts; "when bending the elbow the triceps are the antagonist"
3 a drug that neutralizes or counteracts the effects of another drug [ant: synergist]

User Contributed Dictionary

English

Etymology

From antagonista, from sc=polytonic, from sc=polytonic.

Pronunciation

  • /ænˈtægənɪst/

Noun

  1. An opponent or enemy.
  2. One who antagonizes or stirs.
  3. A chemical that binds to a receptor but does not produce a physiological response, blocking the action of agonist chemicals.
    • 2001: The calcium antagonists represent one of the top ten classes of prescription drugs in terms of commercial value, with worldwide sales of nearly $10 billion in 1999. — Leslie Iversen, Drugs: A Very Short Introduction (Oxford 2001, p. 41)

Translations

opponent
one who antagonizes
chemical

Extensive Definition

Antagonist (from Greek ανταγωνιστής - antagonistes, "opponent, competitor, rival") may refer to:

See also

References

antagonist in German: Antagonist
antagonist in French: Antagoniste
antagonist in Lithuanian: Antagonistas
antagonist in Dutch: Antagonist
antagonist in Slovak: Antagonista

Synonyms, Antonyms and Related Words

Roscius, actor, actress, adversary, anti, antihero, archenemy, assailant, bad guy, barnstormer, bit, bit part, bitter enemy, cast, character, character actor, character man, character woman, child actor, combatant, competition, competitor, con, contender, cue, devil, diseur, diseuse, dramatizer, enemy, fat part, feeder, foe, foeman, foil, heavy, hero, heroine, histrio, histrion, ingenue, juvenile, lead, lead role, leading lady, leading man, leading woman, lines, match, matinee idol, mime, mimer, mimic, monologist, mummer, open enemy, opponent, opposer, opposing party, opposite camp, opposition, oppugnant, pantomime, pantomimist, part, person, personage, piece, playactor, player, protagonist, protean actor, public enemy, reciter, role, side, soubrette, stage performer, stage player, stooge, straight man, straight part, stroller, strolling player, supporting character, supporting role, sworn enemy, the loyal opposition, the opposition, theatrical, thespian, title role, trouper, utility man, villain, walk-on, walking part
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