undetected

adjective

un·​de·​tect·​ed ˌən-di-ˈtek-təd How to pronounce undetected (audio)
-dē-
: not observed, noticed, or detected
an undetected flaw/error
an undetected illness
These rare mistakes are subtle and may go undetected for months and even years.Mario Salvadori

Examples of undetected in a Sentence

Recent Examples on the Web An Israeli airstrike on Iran on Friday damaged an air defense system, according to Western and Iranian officials, in an attack calculated to deliver a message that Israel could bypass Iran’s defensive systems undetected and paralyze them. Luis Ferré-Sadurní, New York Times, 20 Apr. 2024 There is also an unquantifiable number of undetected gotaways. SOURCE: U.S. Department of Homeland Security | Jacob Turcotte/Staff Some Republicans claim that Mr. Biden has let in as many as 8 million or 9 million migrants. Caitlin Babcock, The Christian Science Monitor, 16 Apr. 2024 See all Example Sentences for undetected 

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'undetected.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

First Known Use

circa 1602, in the meaning defined above

Time Traveler
The first known use of undetected was circa 1602

Dictionary Entries Near undetected

Cite this Entry

“Undetected.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/undetected. Accessed 4 May. 2024.

More from Merriam-Webster on undetected

Last Updated: - Updated example sentences
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