US /ˌkaʊntɚˈækʃən/ UK /ˌkaʊntərˈækʃən/
noun Freq #180460

Meanings

  1. 1
    noun

    action taken to oppose, offset, or neutralize the effect of another action or force

    Ventilation provides some counteraction against the buildup of harmful fumes.

  2. 2
    noun

    an action made in retaliation or response to an attack

    The sudden raid provoked an immediate counteraction from the defending force.

Thesaurus

Synonyms
1 noun · action taken to oppose,... countermeasureneutralizationopposition
2 noun · an action made in... retaliationcounterattack
Opposites
Word family
Derived forms counteractive

Etymology

Formed from counter- + action, and closely associated with the verb counteract. Counter- comes through French from Latin contra, 'against,' while action ultimately comes from Latin agere, 'to do, drive.'

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