Skip to definition.
Get the FREE one-click dictionary software for Windows.


Verb: nullify  'núlu`fI
  1. Declare invalid
    - invalidate, annul, quash, void, avoid
     
  2. Show to be invalid
    - invalidate
     
  3. Make ineffective by counterbalancing the effect of
    - neutralize, neutralise [Brit], negate

Derived forms: nullified, nullifying, nullifies

See also: nullification, nullifier

Type of: cancel, contradict, negate, strike down, weaken

Encyclopedia: Nullify