nullify
[verb]
Synonyms: cancel, counteract, invalidate, negate, neutralize, obviate, render null and void, veto

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Related Words: counteract, neutralize, compensate, counterbalance, countervail, offset, confine, limit, restrict

[TahlilGaran] English Synonym Dictionary ▲

nul‧li‧fy /ˈnʌləfaɪ, ˈnʌlɪfaɪ/ verb (past tense and past participle nullified, present participle nullifying, third person singular nullifies) [transitive]

1. law to officially state that something has no legal force:
The election results were nullified because of voter fraud.

2. formal to make something lose its effect or value Synonym : cancel out:
Recent inflation could nullify the economic growth of the last several years.
—nullification /ˌnʌləfəˈkeɪʃən, ˌnʌlɪfəˈkeɪʃən/ noun [uncountable]

[TahlilGaran] Dictionary of Contemporary English ▲