- Learn English
-
Learn grammar
-
List of words
-
Study your cards
-
Hang On, Man!
-
Audio Books
-
More apps
- Recent searches
-
adrenocortical
-
perception
-
boyfriend
-
draft horse
-
abscessed
-
concurrent execution
-
calm
-
relays
-
shah
-
tips
- 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
