neutralisation

Noun (4)

1. 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 waterSynonyms: neutralizationneutralization reactionneutralisation reactionType of chemical reaction, reaction
2. (euphemism) the removal of a threat by killing or destroying it (especially in a covert operation or military operation)Synonyms: neutralizationType of destruction, devastation
3. action intended to keep a country politically neutral or exclude it from a possible war“the neutralization of Belgium”Synonyms: neutralizationType of nullification, override
4. action intended to nullify the effects of some previous actionSynonyms: neutralizationcounteractionType of nullification, override