undetected

adjective

Definition of undetectednext
as in undisclosed

Related Words

Relevance

Dissimilar Words

Example Sentences

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.
Recent Examples of undetected Ostad added that these melanomas often remain undetected until after the cancer has already spread. — Hanna Wickes, Sacbee.com, 17 Aug. 2026 Two Elmwood jail inmates were convicted at trial of murdering another inmate in a vicious gang beating that was executed over the course of 11 agonizing minutes, and went undetected even as it was recorded on surveillance cameras. — Robert Salonga, Mercury News, 15 Aug. 2026 Under Canadian law, refugees who sneak across the border and remain undetected for two weeks can then apply for asylum. — Trevor Hughes, USA Today, 15 Aug. 2026 This may mean that smaller-magnitude earthquakes, like the one offshore from Evanston last month and the one offshore from Door County, Wisconsin, two years ago, may have gone undetected. — Adam Harrington, CBS News, 12 Aug. 2026 See All Example Sentences for undetected
Recent Examples of Synonyms for undetected
  1. undisclosed
  2. unknown
  3. unrevealed
  4. unspoiled
Adjective
  • Hebert missed nearly half of camp with an undisclosed personal issue, which may have opened the door for Grubbs and Jarrard to beat him out.
    — Pete Sampson, New York Times, 22 Aug. 2026
  • Then during Thursday’s joint practice against the New York Giants, Tyrel Dodson, last year’s starting inside linebacker, seemingly sustained an undisclosed injury before Miami and the Giants began their 11-on-11 work.
    — Omar Kelly, Miami Herald, 22 Aug. 2026
Definition of undisclosed
Adjective
  • The company first disclosed in July that during a cybersecurity exam, a combination of its AI agents with internal safeguards purposely lowered escaped their testing environment through a previously unknown bug.
    — Hadas Gold, CNN Money, 18 Aug. 2026
  • Related Articles Attribution for the book had long been unknown until around two decades ago, when a connection was established with Rombout Uylenburgh, a Dutch painter who worked at the Polish royal court in Kraków, and his workshop.
    — Andy Battaglia, ARTnews.com, 18 Aug. 2026
Definition of unknown
Adjective
  • Daisy has an unrevealed agenda, though, and soon forces like none Gilead has faced before (other than in The Handmaid’s Tale) will change the place forever (or at least until the next sequel/spinoff).
    — Daniel Fienberg, HollywoodReporter, 2 Apr. 2026
  • Because the two of you had met naked, there was nothing unrevealed, right?
    — Addie Citchens, New Yorker, 8 Mar. 2026
Definition of unrevealed
Adjective
  • The neighborhood The hotel is located in the north of Menorca, one of the most unspoiled areas of the island.
    — Condé Nast, Condé Nast Traveler, 20 Aug. 2026
  • This tiny, unspoiled cove is reached via a scenic drive through Tinos’ wild northern landscape, ending with a rugged dirt road that keeps the crowds away.
    — Monica Mendal, Vogue, 10 Aug. 2026
Definition of unspoiled

Browse Nearby Words

undetectable
undetected
undetermined
See all Nearby Words

Cite this Entry

“Undetected.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/undetected. Accessed 24 Aug. 2026.

Copy Citation
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!

Popular in Grammar & Usage

See More

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

How to Pronounce the Trickiest Menu Items

Is that lie 'bald-faced' or 'bold-faced'?

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

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

Even More Words That Sound Like Insults But Aren't

The Words of the Week - Aug. 21

16 Glee-ridden Words from Schitt's Creek
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
alt-684346df967d5
Add A Letter Quiz Pick the letter that goes in the same spot in fou...
See All