nullify

/ˈnʌləˌfaɪ/
verb
  1. To make something legally invalid or void.
    • The company tried to nullify the contract after discovering the error.
    • The Supreme Court can nullify laws that violate the Constitution.
    • A judge may nullify a marriage if it was obtained by fraud.
  2. To cause something to have no effect or power.
    • The vaccine helps nullify the effects of the virus.
    • Adding too much water can nullify the flavor of the soup.
    • Her calm response nullified his angry outburst.
What does "nullify" mean? | whatsthatwordmean | whatsthatwordmean