- Learn English
-
Learn grammar
-
List of words
-
Study your cards
-
Hang On, Man!
-
Audio Books
-
More apps
- Recent searches
-
actinomycotic
-
tramp steamer
-
acetum
-
father
-
mob
-
genus mercenaria
-
terre adelie
-
pop the question
-
coach
-
how
- Hide translation
active agent
active agent /ˈækˌtɪv ˈeɪdʒənt/
noun
-
Chemical agent capable of activity
(
active agent
, active
)
chemical agent capable of activity