unconfirmed

adjective

un·​con·​firmed ˌən-kən-ˈfərmd How to pronounce unconfirmed (audio)
Synonyms of unconfirmednext
: of uncertain existence, truth, or accuracy : not confirmed
an unconfirmed rumor
an unconfirmed case of pneumonia
unconfirmed reports of gunfire

Examples of unconfirmed in a Sentence

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.
Perhaps not historic but certainly interesting is the unconfirmed story of Houdini being unable to escape a phone booth at the Savoy Hotel. — Dan Kelly, Kansas City Star, 4 Sep. 2026 That gap between an impressive construction record and a still-unconfirmed operational milestone is, in miniature, the story of the entire global nuclear renaissance. — Interesting Engineering, 31 Aug. 2026 This is unconfirmed, but the timing is awfully curious aligned with Renner’s story. — Paul Tassi, Forbes.com, 28 Aug. 2026 However, research is limited—the actual immune-boosting effects of these herbs and spices is unconfirmed. — Carrie Madormo, HEALTH, 19 Aug. 2026 See All Example Sentences for unconfirmed

Word History

First Known Use

1565, in the meaning defined above

Time Traveler
The first known use of unconfirmed was in 1565

Rhymes for unconfirmed

See All Rhymes for unconfirmed

Browse Nearby Words

unconfined
unconfirmed
unconformability
See all Nearby Words

Cite this Entry

“Unconfirmed.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/unconfirmed. Accessed 7 Sep. 2026.

Copy Citation

More from Merriam-Webster on unconfirmed

Thesaurus: All synonyms and antonyms for unconfirmed

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 gist

See Definitions and Examples »

Popular in Grammar & Usage

See More

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

A List of Most Commonly Confused Words

Why do we use apostrophes to show possession?

Is it 'nerve-racking' or 'nerve-wracking'?

What's the difference between 'fascism' and 'socialism'?
See More

Popular in Wordplay

See More

The Longest Long Words List

Stay Woke

Ye Olde Nincompoop: Old-Fashioned Words for 'Stupid'

14 Phobias You Probably Haven't Heard Of

The Words of the Week - Sept. 4
See More

Popular

See More

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

The Longest Long Words List

Stay Woke
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
anagrams on a chalk board
Word Builder Quiz Vol. 2 Pick the letter that when added to a word will ma...
See All