neutralization, neutralisation -- (action intended to keep a country politically neutral or exclude it from a possible war; "the neutralization of Belgium")
neutralization, neutralisation, neutralization reaction, neutralisation reaction -- (a chemical reaction in which an acid and a base interact with the formation of a salt; with strong acids and bases the essential reaction is the combination of hydrogen ions with hydroxyl ions to form water)
neutralization, neutralisation -- ((euphemism) the removal of a threat by killing or destroying it (especially in a covert operation or military operation))
neutralization, neutralisation, counteraction -- (action intended to nullify the effects of some previous action)
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