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Definition of incontestability

incontestability

/ˌɪnkənˌtɛstəˈbɪlɪti/
in · con · test · a · bil · i · ty
Adverb:incontestably
•
Adjective:incontestable
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incontestability Lexical Profile

• noun

1

The quality or state of being indisputable, undeniable, or impossible to challenge.

Example

"The defense attorney struggled to overcome the apparent incontestability of the forensic evidence."

2

In law and insurance, a status or contractual provision whereby a policy or registered trademark cannot be voided or challenged after a specified period has elapsed.

Example

"After five years of continuous use, the company's trademark achieved statutory incontestability."

Synonyms
View all synonyms for incontestability
Antonyms
View all antonyms for incontestability

• Rhymes for incontestability

• Nearby Words

inconstancy
inconstant
inconstantly
incontestability
incontestable
incontinence
incontinent

Usage Trend

Historical frequency of usage in published text.

180019102020
Data source: Google Books Ngram Viewer

Cite this Entry

Wordmom. (2026). Definition of Incontestability. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/incontestability
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