demonstrable
I
adjective
absolute, apparent, assured, beyond a question, beyond all doubt, clear, clear-cut, conclusive, decided, definite, dependable, determinate, doubtless, established, evident, incontestable, indisputable, indubitable, not to be disputed, positive, stable, trustworthy, unambiguous, unequivocal, unimpeachable, unmistakable, unqualified, unquestionable, valid, veracious, without doubt, workable
II
index
actual, ascertainable, certain (positive), cogent, concrete, convincing, corporeal, de facto, deductible (provable), definite, genuine, incontrovertible, indubious, irrefutable, provable, undeniable
Burton's Legal Thesaurus.
William C. Burton.
2006