undetectable

adjective/ˌʌndɪˈtɛktəbəl/

Frequency rank: #15,370 most common English word

Meaning

impossible to be noticed or discovered

Illustration for the English word “undetectable”

Example sentence

The spy used technology that made her movements completely undetectable.

Synonyms & related words

Practice this word in the quiz

More words in ranks 15,301–15,400