Meaning & use
undetected
Last updated
Not noticed, discovered, or identified.
See it in a sentence
The intruder slipped past the security cameras undetected.
The tumor remained undetected until the patient's annual checkup.
A note on using this word
"Undetected" is commonly paired with verbs like "slip" or "go," as in "go undetected."
Words with a similar meaning
Choose a synonym to suit the sentence. Meanings can overlap without being identical.
Words with an opposite meaning
Make it your own
Write a sentence using “undetected”, then compare your use with the examples above.