undeniable

adjective

un·​de·​ni·​able ˌən-di-ˈnī-ə-bəl How to pronounce undeniable (audio)
Synonyms of undeniablenext
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 How to pronounce undeniable (audio)
adverb

Synonyms of undeniable

Relevance
See All Synonyms & Antonyms in Thesaurus

Examples of undeniable in a Sentence

The band's popularity is undeniable.
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Its olfactive parallels to cognac, the eau de parfum’s lead ingredient, are undeniable. — Kiana Murden, Vogue, 18 Aug. 2026 For some, the prospect of war carries an undeniable appeal -- not because of the violence itself, but because combat has long been viewed as a proving ground and a source of bona fides that can shape a career in the military and after for decades. — Steven Beynon, ABC News, 17 Aug. 2026 But Johnson’s outing Saturday showed that his upside is undeniable. — Pete Sweeney, Kansas City Star, 16 Aug. 2026 Perhaps the most obvious lesson is the undeniable economic effects of wildfire smoke. — Justin Worland, Time, 14 Aug. 2026 See All Example Sentences for undeniable

Word History

First Known Use

1547, in the meaning defined at sense 1

Time Traveler
The first known use of undeniable was in 1547

Rhymes for undeniable

See All Rhymes for undeniable

Browse Nearby Words

undemonstrative
undeniable
undenied
See all Nearby Words

Cite this Entry

“Undeniable.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/undeniable. Accessed 20 Aug. 2026.

Copy Citation

Kids Definition

undeniable

adjective
un·​de·​ni·​able ˌən-di-ˈnī-ə-bəl How to pronounce undeniable (audio)
1
: plainly true : incontestable
2
: positively excellent or genuine
undeniably
-blē How to pronounce undeniable (audio)
adverb

More from Merriam-Webster on undeniable

Nglish: Translation of undeniable for Spanish Speakers

Last Updated: - Updated example sentences
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

More from Merriam-Webster

Word of the Day

Listen to the pronunciation of divulge

See Definitions and Examples »

Popular in Grammar & Usage

See More

A Who’s Who Regarding ‘Who’s’ and ‘Whose’

7 Pairs of Commonly Confused Words

'A' or 'an'? What about before 'h'? An Indefinite Article Guide

Do you 'say your piece' or 'say your peace'?

Why is '-ed' sometimes pronounced at the end of a word?
See More

Popular in Wordplay

See More

Words from the 'Odyssey'

The Longest Long Words List

It's a Scorcher! Words for the Summer Heat

Is “GIF” Pronounced “Jiff” or “Giff”?

12 Lovely and Unusual Words for the Natural World
See More

Popular

See More

A Who’s Who Regarding ‘Who’s’ and ‘Whose’

Words from the 'Odyssey'

The Longest Long Words List
See More

Games & Quizzes

See All
Play Quordle: Guess all four words in a limited number of tries. Each of your guesses must be a real 5-letter word.
Quordle Can you solve 4 words at once?
Play Blossom: Solve today's spelling word game by finding as many words as you can using just 7 letters. Longer words score more points.
Blossom Pick the best words!
Play Missing Letter: a crossword with a twist. Each of the 25 puzzle words start with a different letter of the alphabet. Which letter is missing?
The Missing Letter A daily crossword with a twist
image of a green cube out of place in a lineup of red spheres
Odd Word Out: Synonyms Vol. 2 Quiz Figure out which word isn't like the others.
See All