- Learn English
-
Learn grammar
-
List of words
-
Study your cards
-
Hang On, Man!
-
Audio Books
-
More apps
- Recent searches
-
scarlet
-
gullet
-
comrade
-
hath
-
panther
-
abatement of a nuisance
-
medal
-
acipenser
-
caribbean
-
departed
- Hide translation
surveillance
surveillance /sɝˈveɪləns/
noun
-
(
)
Close observation of a person or group (usually by the police)
(
surveillance
)
close observation of a person or group (usually by the police)