undeniable

adjective

un·​de·​ni·​able ˌən-di-ˈnī-ə-bəl 

1

: plainly true : incontestable

an undeniable fact

2

: unquestionably excellent or genuine

an applicant with undeniable references

undeniableness noun

undeniably

ˌən-di-ˈnī-ə-blē 

adverb

Synonyms of undeniable

• unquestionable
• indisputable
• irrefutable
• unarguable
• incontrovertible
• incontestable
• indubitable
• conclusive
• positive
• definite
• inarguable
• irrefragable
• unanswerable
• unchallengeable

Examples of undeniable in a Sentence

The band's popularity is undeniable.

Recent Examples on the Web

That said, there’s an undeniable old-world charisma to the place that hits you like a rogue horse drawing a carriage barreling down the Rue du Rivoli. — Condé Nast, Condé Nast Traveler, 11 Aug. 2026

What's most important is that there are undeniable strong steps and franchise mode is finally in a strong place. — Brian Mazique, Forbes.com, 11 Aug. 2026

What happens when the maternal body enters spaces built around aspiration, beauty, and desire, not as a contradiction but as an undeniable presence? — Alessia Glaviano, Vogue, 7 Aug. 2026

Glenwood Springs residents said during Thursday’s meeting that they had been waved off by the city for months until proof the community gathered about the building’s purpose and violations was undeniable. — Elizabeth Hernandez, Denver Post, 7 Aug. 2026

Word History

First Known Use

1547, in the meaning defined at sense 1

Rhymes for undeniable

• liable
• pliable
• triable
• viable
• classifiable
• justifiable
• modifiable
• notifiable
• satisfiable
• specifiable
• unreliable
• verifiable

Kids Definition

undeniable

adjective

un·​de·​ni·​able ˌən-di-ˈnī-ə-bəl 

1

: plainly true : incontestable

2

: positively excellent or genuine

undeniably

-blē 

adverb