antagonism
1. Denoting mutual opposition in action between structures, agents, diseases, or physiologic processes. Cf.:synergism. 2. The situation in which the combined effect of two or more factors is smaller than the solitary effect of any one of the factors. SYN: mutual resistance. [G. antagonisma, from anti, against, + agonizomai, to fight, fr. agon, a contest]
- bacterial a. the inhibition of one bacterium by another.

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an·tag·o·nism an-'tag-ə-.niz-əm n opposition in physiological action:
a) contrariety in the effect of contraction of muscles (as the extensors and flexors of a part)
b) interaction of two or more substances such that the action of any one of them on living cells or tissues is lessened (as by interference with the uptake or by an opposing physiological reaction) compare SYNERGISM

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an·tag·o·nism (an-tagґə-niz″əm) [Gr. antagōnisma struggle] opposition or contrariety between similar things, as between muscles, medicines, or organisms; cf. antibiosis.

Medical dictionary. 2011.

Synonyms:

Look at other dictionaries:

  • antagonism — ANTAGONÍSM, antagonisme, s.n. Formă a contradicţiei dintre grupuri şi clase cu interese fundamentale opuse; p. gener. contradicţie de neîmpăcat. – Din fr. antagonisme, rus. antagonizm. Trimis de ana zecheru, 13.09.2007. Sursa: DEX 98  ANTAGONISM …   Dicționar Român

  • Antagonism — is hostility that results in active resistance, opposition, or contentiousness. Additionally, it may refer to:*Antagonism (chemistry), where the involvement of multiple agents reduce their overall effect *Antagonism (philosophy), a principle,… …   Wikipedia

  • Antagonism — An*tag o*nism, n. [Gr. ?, fr. ? to struggle against; ? against + ? to contend or struggle, ? contest: cf. F. antagonisme. See {Agony}.] Opposition of action; counteraction or contrariety of things or principles. [1913 Webster] Note: We speak of… …   The Collaborative International Dictionary of English

  • antagonism — antagonism. См. антагонизм. (Источник: «Англо русский толковый словарь генетических терминов». Арефьев В.А., Лисовенко Л.А., Москва: Изд во ВНИРО, 1995 г.) …   Молекулярная биология и генетика. Толковый словарь.

  • antagonism — index alienation (estrangement), argument (contention), bad repute, belligerency, collision (dispute) …   Law dictionary

  • antagonism — (n.) 1797, from Fr. antagonisme or directly from late Gk. antagonisma, noun of action from antagonizesthai to struggle against (see ANTAGONIST (Cf. antagonist)) …   Etymology dictionary

  • antagonism — antipathy, *enmity, hostility, animosity, rancor, animus Analogous words: opposition or opposing, resistance, withstanding, contesting, fighting, combating, conflict or conflicting (see corresponding verbs at RESIST): strife, conflict, difference …   New Dictionary of Synonyms

  • antagonism — [n] causing problem; opposition animosity, animus, antipathy, antithesis, clashing, competition, conflict, contention, contradistinction, contrariety, difference, disagreement, discord, dissension, enmity, friction, hatred, hostility, incongruity …   New thesaurus

  • antagonism — ► NOUN ▪ open hostility or opposition …   English terms dictionary

  • antagonism — [an tag′ə niz΄əm] n. [Gr antagōnisma < antagōnizesthai: see ANTAGONIZE] 1. the state of being opposed or hostile to another or to each other; opposition or hostility 2. an opposing force, principle, etc.; specif., a mutually opposing action… …   English World dictionary

  • antagonism — noun ADJECTIVE ▪ great, strong (esp. AmE) ▪ mutual ▪ class, personal, racial VERB + ANTAGONISM ▪ …   Collocations dictionary

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