undetected

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.

Some ships have also transited Hormuz undetected: There have been reports that some ships have turned off their GPS-like signals and transited incognito, either for safety or because they are part of so-called shadow fleets.

From MarketWatch • Jun. 9, 2026

WHO's Africa regional director Mohamed Yakub Janabi said Ebola had had a silent early phase, when symptoms resemble malaria or typhoid, meaning transmission can remain undetected.

From Barron's • May 22, 2026

The formula can also be adjusted for the likely rate of undetected fraud in the base years.

From The Wall Street Journal • May 19, 2026

A phishing email was used to launch the hack which allowed the cyber attackers to install malicious software and it remained undetected within the organisation's systems for 20 months.

From BBC • May 12, 2026

‘My father is Janus, the god of two faces. I am used to seeing through masks and deceptions. Do you know, Iros, why we are so sure the demigods will not pass our island undetected?’

From "Blood of Olympus" by Rick Riordan