incontestable

[ in-kuh n-tes-tuh-buh l ]
/ ˌɪn kənˈtɛs tə bəl /

adjective

incapable of being contested; not open to dispute; incontrovertible: incontestable proof.

Origin of incontestable

First recorded in 1665–75; in-3 + contestable

OTHER WORDS FROM incontestable

in·con·test·a·bil·i·ty, in·con·test·a·ble·ness, noun in·con·test·a·bly, adverb

British Dictionary definitions for incontestability

incontestable
/ (ˌɪnkənˈtɛstəbəl) /

adjective

incapable of being contested or disputed

Derived forms of incontestable

incontestability or incontestableness, noun incontestably, adverb