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Word of the Day Tuesday, June 9, 2026

counteract

/kʌntəʊˈrækt/ verb · British & US
Valid in UKValid in US
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What does counteract mean?

verb

To counteract something means to prevent or reduce its effect, or to make something neutralize or cancel out the effect of something else. To counteract a problem or situation means to take action to prevent or reduce its negative effects.

Example

"The medication was given to counteract the effects of the poison."

Definition generated by AI and curated by RJS Tech Solutions LLP.

Synonyms for counteract

Antonyms of counteract

Rhymes with counteract

Etymologically related