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View synonyms for counteract

counteract

[ koun-ter-akt ]

verb (used with object)

  1. to act in opposition to; frustrate by contrary action.

    Synonyms: thwart, contravene, counterbalance, neutralize



counteract

/ ˌkaʊntərˈækt /

verb

  1. tr to oppose, neutralize, or mitigate the effects of by contrary action; check
“Collins English Dictionary — Complete & Unabridged” 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Derived Forms

  • ˌcounterˈactively, adverb
  • ˌcounterˈactive, adjective
  • ˌcounterˈaction, noun
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Other Words From

  • counter·actant adjective
  • counter·acter counter·actor noun
  • counter·acting·ly adverb
  • counter·action noun
  • counter·active adjective
  • counter·active·ly adverb
  • noncoun·ter·active adjective
  • uncoun·ter·acted adjective
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Word History and Origins

Origin of counteract1

First recorded in 1670–80; counter- + act
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Example Sentences

In order to counteract climate change, the authors call for a systematic approach for the entire catchment area of rivers in the high mountains.

By attacking the pathogen's unique and hidden metabolic "vulnerabilities," the lab offers a new tool in the global challenge to counteract antibiotic resistance and uncover similar combination therapies for other diseases.

However, cancer patients may be at a disadvantage because their therapy, by blocking these same checkpoints, may counteract the anti-inflammatory benefits of fat reduction.

To counteract these health effects, women may be prescribed hormone replacement therapy involving medicines containing hormones or hormone-like substances.

Simufilam, which was supposed to counteract protein changes driving Alzheimer’s, failed to meet any primary, secondary, or exploratory end points, the company said.

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