- Learn English
-
Learn grammar
-
List of words
-
Study your cards
-
Hang On, Man!
-
Audio Books
-
More apps
- Recent searches
-
absolute frequency
-
whirring
-
somehow
-
cootie
-
determined
-
browne
-
abudefduf
-
yiddishism
-
rudd
-
tissue
- 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