- Learn English
-
Learn grammar
-
List of words
-
Study your cards
-
Hang On, Man!
-
Audio Books
-
More apps
- Recent searches
-
satisfaction
-
bobwhite
-
knock
-
tricky
-
properly
-
down in the mouth
-
wiles
-
accadian
-
educational
-
contender
- 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)