incontestable

American  

[in-kuhn-tes-tuh-buhl] / ˌɪn kənˈtɛs tə bəl /

adjective

1. incapable of being contested; not open to dispute; incontrovertible.

   incontestable proof.

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incontestable British  

/ ˌɪnkənˈtɛstəbəl /

adjective

1. incapable of being contested or disputed

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Other Word Forms

• incontestability
  noun
• incontestableness
  noun
• incontestably
  adverb

Etymology

Origin of incontestable

First recorded in 1665–75; in- ³ + contestable ( def. )

Explanation

Something incontestable can't be argued with — it's absolutely true or right. It's an incontestable fact that the earth rotates around the sun. You can't dispute something that's truly incontestable, because it's absolutely clear and unmistakably true. The witness to a car accident could say that it's the incontestable fault of the driver who ran a red light. And once you've signed all the necessary forms and been handed the keys, you're the incontestable owner of your new car. Incontestable adds the "not" prefix, in-, to contestable, "opposable," or "arguable."

Example Sentences

Incontestable the striking attraction of her complexion and of her hair; but not beautiful,—quite a number would have said, and did say.

From If Winter Comes by Hutchinson, A. S. M. (Arthur Stuart-Menteth)

Incontestable as was the younger brother's beauty, the elder, though unable to make the smallest pretension to good looks, was no longer in danger of being thrust into the background.

From Under a Charm, Vol. II. (of III) A Novel by Werner, E. T. C. (Edward Theodore Chalmers)

Incontestable, in-kon-test′a-bl, adj. too clear to be called in question: undeniable.—n.

From Chambers's Twentieth Century Dictionary (part 2 of 4: E-M) by Various