neutralise
neut·ra·lise
verb
1.
3.
make ineffective by counterbalancing the effect of
- “Her optimism neutralizes his gloom”
- “This action will negate the effect of my efforts”
4.
Origin
From French neutraliser (first attested in 1642). By surface analysis, neutral + -ise.
Related words
Broader terms
WordNet 2.1 (Princeton University). Wiktionary (CC BY-SA). WordNet 2.1 Copyright Princeton University. All rights reserved. Wiktionary content is available under the Creative Commons Attribution-ShareAlike Licence.