- Learn English
-
Learn grammar
-
List of words
-
Study your cards
-
Hang On, Man!
-
Audio Books
-
More apps
- Recent searches
-
million
-
go on
-
when
-
about time
-
constitute
-
1790s
-
1860s
-
sic
-
splurge
-
raisin
- Hide translation
smog
smog /ˈsmɑːg/
noun
-
Air pollution by a mixture of smoke and fog
(
smog
, smogginess
)
air pollution by a mixture of smoke and fog
