Undetected Meaning

/ˌʌndɪˈtɛktɪd/
B2

Definition, CEFR level B2, pronunciation, examples, and quiz.

Listen pronunciation

adjNot found; undiscovered.

It would be impossible to estimate how many crimes went undetected last year.
Seek and you shall find, what is unsought will go undetected.
Antonyms:
None
CEFR Practice Quiz
The virus remained ____ for weeks because the symptoms were very mild.
CEFR Practice Quiz (Alternate)
The problem remained ____ for many months until a routine inspection finally revealed several major issues today.

Etymology tree Proto-Indo-European *né Proto-Indo-European *n̥- Proto-Germanic *un- Proto-West Germanic *un- Old English un- Middle English un- English un- English detected English undetected From un- + detected.

"Children are an increasingly attractive target for ID thieves, in part because they're easy prey for smooth-talking predators in chat rooms, and because the crime can go undetected for years." — 2005, Dan Tynan, Computer Privacy Annoyances, →ISBN:
"For example, positive obstacles such as fallen trees directly along the prescribed path would high-center the vehicle and negative obstacles such as culverts near certain intersections in the Urban course went undetected and became hazards for the XUV." — 2006, Raj Madhavan, Elena R. Messina, James Sacra Albus, Intelligent Vehicle Systems: A 4D/RCS Approach, →ISBN, page 274:

Explore More B2 Vocabulary Words

CEFR Practice Quiz
The virus remained ____ for weeks because the symptoms were very mild.
CEFR Practice Quiz (Alternate)
The problem remained ____ for many months until a routine inspection finally revealed several major issues today.

Expand Your Vocabulary with LexUp

Master English words using smart flashcards, play exciting word rounds, and compete with other learners worldwide.

Browse CEFR Words Alphabetically