What is the definition of counteract

	counteract
1.		[ verb ] act in opposition to
Synonyms:		antagonise antagonize
Related terms:		act antagonism
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2.		[ verb ] oppose and mitigate the effects of by contrary actions
Synonyms:		neutralize counterbalance countervail
Examples:		"This will counteract the foolish actions of my colleagues"
Related terms:		cancel override counterbalance
3.		[ verb ] oppose or check by a counteraction
Synonyms:		countercheck
Related terms:		control
4.		[ verb ] destroy property or hinder normal operations
Synonyms:		undermine subvert weaken countermine sabotage
Examples:		"The Resistance sabotaged railroad operations during the war"
Related terms:		disobey derail sabotage

Similar spelling:		counteractive counteraction counter contract contracted contradict countertop contractor counterattack countersuit contraction contracting counterfeit counterpart contrast contract_in contractile contractual Conteras counterplot counterplea contracture countershot counter_tube contralto counteroffer counterblast counterpoint contract_out contract_law contrasty counterstain countertenor contractable contradictory counterman counter_check contractually counterfeiter counterspy contractility counterstrike counterweight contradiction contrastive contrasting countermand counterbore countercoup counterfire counterfoil counterglow countermine countermove counterpane counterplan counterplay counterpose countersign countersink countervail counterblow contraption contrail country contrary countercheck counterwoman counterpunch counterpoise countermarch counterclaim contrariety counterpoison counterpoised counterperson countermelody countercharge commuter counter-drill contrite Contreras contrastingly contralateral contrapuntal counterchange connatural contravention contravene contrarily contraceptive contraception contrabass contraband contrapuntist contrarian