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Synonyms

undetected

British  
/ ˌʌndɪˈtɛktɪd /

adjective

  1. not perceived, noticed, or discovered

    the fake bomb passed undetected

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

That doesn’t necessarily make Zoe Kazan’s version more sympathetic to the woman Steinbeck defined as the kind of monster that moves undetected through the world all their lives.

From Salon ● Sep. 4, 2026

Some have also raised questions on how the director's actions could have gone undetected for so long.

From BBC ● Sep. 2, 2026

AI can be especially adept at flagging potential rare and hard-to-diagnose diseases, which may otherwise go undetected for years because doctors don’t often see them.

From The Wall Street Journal ● Aug. 15, 2026

Kateri’s section is quieter and methodical like its central hero, who slips undetected among this community to sow her chaos and reap her revenge.

From Los Angeles Times ● Aug. 14, 2026

The longer the Nogtail is left undetected and the bigger it grows, the longer the blight on the farm into which it has entered.

From "Fantastic Beasts and Where to Find Them" by J.K. Rowling

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