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Showing results for counteract. Search instead for countertacti.
Definitions

counteract

[koun-ter-akt] / ˌkaʊn tərˈækt /
VERB
do opposing action
Synonyms
STRONGEST
cancel out correct counterbalance halt negate neutralize offset prevent rectify redress resist thwart
STRONG
annul buck cancel check contravene countercheck countervail cross defeat fix foil frustrate hinder invalidate negative oppose remediate right
WEAK
counterwork go against
Antonyms
STRONGEST
aid allow assist forward help worsen
STRONG
abet approve break encourage facilitate permit support uphold validate

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

None of it did much to counteract the sense that life had become too expensive.

From Slate • Mar. 25, 2026

Former Manchester City goalkeeper Shay Given suggested earlier this season that keeping players up while defending corners could be an effective way to counteract Arsenal's threat.

From BBC • Mar. 11, 2026

Finance ministers from Group of Seven economies met Monday to discuss whether to release crude to counteract the loss of Middle Eastern supplies.

From The Wall Street Journal • Mar. 9, 2026

One recent study has already demonstrated that exercise can help counteract aging linked to cancer.

From Science Daily • Mar. 2, 2026

More strongly than my fondness for Pecola, I felt a need for someone to want the black baby to live—just to counteract the universal love of white baby dolls, Shirley Temples, and Maureen Peals.

From "The Bluest Eye" by Toni Morrison