Synonyms and Antonyms of demonstrable

  1. capable of being proven as true or real <as a serious scientist, she is only interested in demonstrable phenomena> Synonyms checkable, confirmable, verifiable, empirical (also empiric), provable, supportable, sustainableRelated Words certifiable, documentable, well-founded; defensible, excusable, justifiable, vindicable, warrantable; alleged, assumed, conjectured, guessed, presumed, surmised, suspectedNear Antonyms debatable, disprovable, disputable, refutableAntonyms indemonstrable, insupportable, unprovable, unsupportable, unsustainable, unverifiable

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