Dictionary Definition
unchallengeable adj : not open to challenge;
"unchallengeable facts"; "a position of unchallengeable
supremacy"
User Contributed Dictionary
English
Adjective
unchallengeableRelated terms
Synonyms, Antonyms and Related Words
deep-seated, esoteric, immanent, implanted, implicit, inalienable, indwelling, infixed, ingrained, inherent, inner, internal, intrinsic, inward, inwrought, irreducible, private, resident, secret, subjective, unalienable, unquestionable