Definition of Counteract

1. Verb. Act in opposition to.

Exact synonyms: Antagonise, Antagonize
Generic synonyms: Act, Move
Derivative terms: Antagonism

2. Verb. Oppose or check by a counteraction.
Exact synonyms: Countercheck
Generic synonyms: Check, Contain, Control, Curb, Hold, Hold In, Moderate

3. Verb. Oppose and mitigate the effects of by contrary actions. "This will counteract the foolish actions of my colleagues"
Exact synonyms: Counterbalance, Countervail, Neutralize
Specialized synonyms: Override
Generic synonyms: Cancel, Offset, Set Off
Derivative terms: Counteraction, Counteractive, Counterbalance, Neutralization

4. Verb. Destroy property or hinder normal operations. "The Resistance sabotaged railroad operations during the war"
Exact synonyms: Countermine, Sabotage, Subvert, Undermine, Weaken
Specialized synonyms: Derail
Generic synonyms: Disobey
Derivative terms: Sabotage

Definition of Counteract

1. v. t. To act in opposition to; to hinder, defeat, or frustrate, by contrary agency or influence; as, to counteract the effect of medicines; to counteract good advice.

Definition of Counteract

1. Verb. To act in opposition to; to hinder, defeat, or frustrate, by contrary agency or influence; as, to counteract the effect of medicines; to counteract good advice. ¹

¹ Source:

Definition of Counteract

1. [v -ED, -ING, -S]

Counteract Pictures

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Lexicographical Neighbors of Counteract

counter batten
counter check
counter checks
counter conditioning
counter culture
counter intelligence
counter strategy
counter tube
counteract (current term)

Literary usage of Counteract

Below you will find example usage of this term as found in modern and/or classical literature:

1. The Works of Charles Sumner by Charles Sumner (1876)
"In considering the resolution, he remarked that the Committee " would like very much to report some measure of a practical character, to counteract, ..."

2. A History of Crime in England: Illustrating the Changes of the Laws in the by Luke Owen Pike (1873)
"Here, perhaps, may be seen another attempt to apply a filter, and a vain hope that partiality counteract the evils of partisanship. ..."

3. The United States and Cuba. by James Mursell Phillippo (1857)
"Efforts to counteract the consumption of tobacco. Estimate of the quantity consumed. Of its cost and poisonous qualities. Sabbath observance society ..."

4. The Works of the English Poets, from Chaucer to Cowper: Including the Series by Alexander Chalmers, Samuel Johnson (1810)
"... and those other wort«, written in his more serious moments, that were intended to counteract the licentious tendency of his amatory verses. ..."

5. The American Journal of the Medical Sciences by Southern Society for Clinical Investigation (U.S.) (1882)
"It might be a question to be considered, whether the transfusion of healthy blood, as soon as the vessels of the spleen are ligated, might not counteract ..."

6. History of the United Netherlands: From the Death of William the Silent to by John Lothrop Motley (1868)
"... Germany — Battle between the Emperor and the Grand Turk—Endeavours of Philip to counteract the influence of the league — His interference in the affairs ..."

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