disprove - definition and synonyms

verb [transitive] 

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/dɪsˈpruːv/
present tense
I/you/we/theydisprove
he/she/itdisproves
present participledisproving
past tensedisproved
past participledisproved
  1. to prove that something is not correct or true

    Until now no one had been able to disprove the theory.