- Learn English
-
Learn grammar
-
List of words
-
Study your cards
-
Hang On, Man!
-
Audio Books
-
More apps
- Recent searches
-
irish potato
-
cushion
-
procedure
-
aglow
-
louis henri sullivan
-
parody
-
became
-
celery
-
7
-
pat
- 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
