"neutralise" in the verb sense
1. neutralize, neutralise, liquidate, waste, knock off, do in
get rid of (someone who may be a threat) by killing
"The mafia liquidated the informer"
"the double agent was neutralized"
2. neutralize, neutralise
make incapable of military action
3. neutralize, neutralise, nullify, negate
make ineffective by counterbalancing the effect of
"Her optimism neutralizes his gloom"
"This action will negate the effect of my efforts"
4. neutralize, neutralise
make chemically neutral
"She neutralized the solution"
Source: WordNet® (An amazing lexical database of English)
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