say it: uhn-di-TEK-tid
undetected is an adjective meaning "not perceived or discerned". It carries one recorded sense.
not perceived or discerned
“they feared some undetected trace of poison”
“she looked around to be sure her faux pas was undetected”
Definitions, synonyms and semantic relations for undetected come from Princeton University’s WordNet. The pronunciation comes from the CMU Pronouncing Dictionary. Commonness is measured against a corpus of everyday English. Full sources and licences.