Dictionary (a.) Capable of being verified; confirmable.Thesaurus absolute actual admitting no question apodictic attestable authenticatable checkable confirmable demonstrable demonstratable evincible factual historical inappealable incontestable incontrovertible indisputable indubitable irrefragable irrefutable provable real self-evident substantiatable supportable sustainable testable unanswerable unconfutable undeniable unimpeachable unquestionable unrefutable validatable |