In`con*test"a*ble (?), a. [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.