DICT.TW Dictionary Taiwan

 nul·li·fi·er /ˈnʌləˌfaɪ(ə)r/
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 Nul·li·fi·er n. One who nullifies or makes void; one who maintains the right to nullify a contract by one of the parties.
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 nullifier
      n 1: an advocate of nullification; someone who believes that a
           state can resist federal laws
      2: an official who can invalidate or nullify; "my bank check
         was voided and I wanted to know who the invalidator was"
         [syn: invalidator, voider]