Incontestable, a.
Etymology: [Pref. in- not + contestable: cf. F. incontestable.]
Not contestable; not to be disputed; that cannot be called in question or controverted; incontrovertible; indisputable; as, incontestable evidence, truth, or facts. Locke.
Syn. -- Incontrovertible; indisputable; irrefragable; undeniable; unquestionable; intuitable; certain. -- In`con*test"a*ble*ness, n. -- In`con*test"a*bly, adv.
Shades of meaning
Fernald lists incontestable only as an antonym, under absurd, precarious.
He lists it without comment; the entries above explain its neighbors.
Synonyms
none given