tr.v. neu·tral·ized,
neu·tral·iz·ing,
neu·tral·iz·es 1. To make neutral.
2. To counterbalance or counteract the effect of; render ineffective.
3. To declare neutral and therefore inviolable during a war.
4. Chemistry a. To make (a solution) neutral.
b. To cause (an acid or base) to undergo neutralization.
5. Medicine To counteract the effect of (a drug or toxin).
6. Slang To remove as a threat, especially by killing.