- Learn English
-
Learn grammar
-
List of words
-
Study your cards
-
Hang On, Man!
-
Audio Books
-
More apps
- Recent searches
-
activated carbon
-
hardly
-
least bittern
-
adam's needle-and-thread
-
m
-
out of
-
egg laying
-
stoush
-
ad blitz
-
adamance
- Hide translation
active agent
active agent /ˈækˌtɪv ˈeɪdʒənt/
noun
-
Chemical agent capable of activity
(
active agent
, active
)
chemical agent capable of activity