- Learn English
-
Learn grammar
-
List of words
-
Study your cards
-
Hang On, Man!
-
Audio Books
-
More apps
- Recent searches
-
active immunity
-
pick at
-
active application
-
activated carbon
-
vanish
-
tsunami
-
fundamental
-
nis
-
underscores
-
smelt
- Hide translation
active agent
active agent /ˈækˌtɪv ˈeɪdʒənt/
noun
-
Chemical agent capable of activity
(
active agent
, active
)
chemical agent capable of activity