Undetected

/ˌʌn.dɪˈtɛk.tɪd/

Meaning & Definition

adjective
Not discovered or noticed.
The burglar left the scene undetected, slipping past the security cameras.
Remaining hidden or unobserved.
The error in the code went undetected until the software was in widespread use.
Not recognized or acknowledged.
Many health conditions can remain undetected until they are in advanced stages.
Not perceived by senses or consciousness.
The subtle changes in the environment often go undetected by most people.

Etymology

From un- (not) + detected (past participle of detect).

Common Phrases and Expressions

undetected changes
Changes that have not been observed or recorded.
staying undetected
Remaining hidden from observation or scrutiny.

Related Words

detect
To discover or identify the presence of something.
detection
The action or process of identifying the presence of something.

Slang Meanings

Under the radar
He operates under the radar, so he remains undetected.
Off the grid
She's been living off the grid, completely undetected by the authorities.