- Learn English
-
Learn grammar
-
List of words
-
Study your cards
-
Hang On, Man!
-
Audio Books
-
More apps
- Recent searches
-
walloping
-
nuanced
-
rapper
-
tsunami
-
fieldworker
-
genus zantedeschia
-
bounder
-
arduous
-
blunders
-
adalia bipunctata
- 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)