undeniable

• POS: Adjective
• HYPHEN: un=de=ni=a=ble

CIDE DICTIONARY

undeniable, a. 

•  Not deniable; incapable of denial; palpably true; indisputable; obvious; as, undeniable evidence.  [1913 Webster]
•  Unobjectionable; unquestionably excellent; as, a person of undeniable connections.  G. Eliot.  [1913 Webster]

OXFORD DICTIONARY

undeniable, adj.
1 unable to be denied or disputed; certain.
2 excellent (was of undeniable character).

Derivative

undeniableness n. undeniably adv.

THESAURUS

undeniable

absolute, actual, admitting no question, arrant, authentic, classical, complete, confirmable, consummate, crass, de facto, decided, definitive, demonstrable, demonstratable, downright, egregious, factual, flagrant, for real, genuine, glaring, gross, historical, honest-to-God, inappealable, incontestable, incontrovertible, indisputable, indubitable, intolerable, irrefragable, irrefutable, out-and-out, outright, perfect, positive, precious, profound, pronounced, proper, provable, rank, real, regular, self-evident, shattering, shocking, stark, stark-staring, substantial, superlative, surpassing, testable, the veriest, thorough, thoroughgoing, total, true, unanswerable, unbearable, unconfutable, unconscionable, unequivocal, unimpeachable, unmitigated, unqualified, unquestionable, unrefutable, unrelieved, unspoiled, utter, verifiable, veritable

ROGET THESAURUS

undeniable

Certainty

N certainty, necessity, certitude, surety, assurance, dead certainty, moral certainty, infallibleness, infallibility, reliability, indubitableness, inevitableness, unquestionableness, gospel, scripture, church, pope, court of final appeal, res judicata, ultimatum positiveness, dogmatism, dogmatist, dogmatizer, doctrinaire, bigot, opinionist, Sir Oracle, ipse dixit, fact, positive fact, matter of fact, fait accompli, certain, sure, assured, solid, well-founded, unqualified, absolute, positive, determinate, definite, clear, unequivocal, categorical, unmistakable, decisive, decided, ascertained, inevitable, unavoidable, avoidless, ineluctable, unerring, infallible, unchangeable, to be depended on, trustworthy, reliable, bound, unimpeachable, undeniable, unquestionable, indisputable, incontestable, incontrovertible, indubitable, irrefutable, conclusive, without power of appeal, indubious, without doubt, beyond a doubt, without a shade or shadow of doubt, without question, beyond question, past dispute, clear as day, beyond all question, beyond all dispute, undoubted, uncontested, unquestioned, undisputed, questionless, doubtless, authoritative, authentic, official, sure as fate, sure as death and taxes, sure as a gun, evident, self-evident, axiomatic, clear, clear as day, clear as the sun at noonday, certainly, for certain, certes, sure, no doubt, doubtless, and no mistake, flagrante delicto, sure enough, to be sure, of course, as a matter of course, a coup sur, to a certainty, in truth, at any rate, at all events, without fail, coute que coute, coute qu'il coute, whatever may happen, if the worst come to the worst, come what may, happen what may, come what will, sink or swim, rain or shine, cela va sans dire, there is no question, no question, not a shadow of doubt, there is not a shadow of doubt, the die is cast, facts are stubborn things.