- Learn English
-
Learn grammar
-
List of words
-
Study your cards
-
Hang On, Man!
-
Audio Books
-
More apps
- Recent searches
-
mandatory
-
trumps
-
cuz
-
12-tone system
-
pestilence
-
searching
-
diverse
-
actual eviction
-
than
-
havoc
- Hide translation
A horizon
A horizon /eɪ ˈhɒrɪˌzɒn/
noun
-
The top layer of a soil profile; usually contains humus
(
A horizon
, A-horizon
)
the top layer of a soil profile; usually contains humus