- Learn English
-
Learn grammar
-
List of words
-
Study your cards
-
Hang On, Man!
-
Audio Books
-
More apps
- Recent searches
-
pour down
-
kedgeree
-
recruitment
-
retch
-
monument
-
know
-
1770s
-
outset
-
apropos
-
trampoline
- Hide translation
active agent
active agent /ˈækˌtɪv ˈeɪdʒənt/
noun
-
Chemical agent capable of activity
(
active agent
, active
)
chemical agent capable of activity