- Learn English
-
Learn grammar
-
List of words
-
Study your cards
-
Hang On, Man!
-
Audio Books
-
More apps
- Recent searches
-
medusa
-
one hundred sixty
-
claimer
-
solomon bellow
-
come along
-
accidentally
-
cope
-
apex
-
abdominal wall
-
literally
- Hide translation
SD
SD /ˈes ˈdiː/
noun
-
A state in north central United States
(
Coyote State
, Mount Rushmore State
, S.D.
, SD
, South Dakota
)
a state in north central United States