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

The happiness radiating from every flick of her wrist and flip of her hair made Liu’s skate so undeniable that even Russian former champions applauded her. —Sara Germano, Sportico.com, 23 Feb. 2026

Its hypocrisy and antisemitism are undeniable. —Voice Of The People, New York Daily News, 22 Feb. 2026

Fighting for a perfectly egalitarian France could lead one to commit acts of undeniable cruelty. —Carol Quillen, Time, 21 Feb. 2026

Located at the spot where the Cape Fear River meets the Atlantic Ocean, the small town in North Carolina’s Brunswick Islands is more defined by its maritime history, walkable streets, and undeniable Southern charm. —Lydia Mansel, Southern Living, 21 Feb. 2026

Word History

First Known Use

1547, in the meaning defined at sense 1

Rhymes for undeniable

• leviable
• reliable
• classifiable
• justifiable
• modifiable
• notifiable
• satisfiable
• specifiable
• unreliable
• verifiable
• emulsifiable
• identifiable

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