irrefragable
Adjective
Meaning
Not refragable; not to be gainsaid or denied; not to be refuted or overthrown; unanswerable; incontestable; undeniable; as, an irrefragable argument; irrefragable evidence.
Source: Webster's dictionarySynonyms
indubitable
indisputable
undeniable
irrefutable
unquestionable
incontrovertible
unanswerable
incontestable
certain
true
clear
positive
actual
absolute
patent
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