un ‧ ques ‧ tioned /ʌnˈkwestʃ ə nd/ BrE AmE adjective
[ Word Family: noun : ↑ question , questioning, ↑ questioner , ↑ questionnaire ; adjective : ↑ questionable ≠ ↑ unquestionable , ↑ questioning ≠ ↑ unquestioning , ↑ unquestioned ; adverb : ↑ unquestionably , ↑ questioningly ≠ ↑ unquestioningly ; verb : ↑ question ]
something that is unquestioned is accepted or believed by everyone:
The whole approach is based on unquestioned assumptions.
an unquestioned right