Incontestable

Part of speech: adjective (a.)

Not contestable; not to be disputed; that cannot be called in question or controverted; incontrovertible; indisputable; as, incontestable evidence, truth, or facts. Locke.

Synonyms: Incontrovertible; indisputable; irrefragable; undeniable; unquestionable; intuitable; certain. In`con*test"a*ble*ness, n. In`con*test"a*bly, adv.