Pronunciation: ' ā -
Function: noun
Date: 1936
: the uppermost dark-colored layer of a soil consisting largely of partly disintegrated organic debris
Pronunciation: ' ā -
Function: noun
Date: 1936
: the uppermost dark-colored layer of a soil consisting largely of partly disintegrated organic debris
Merriam Webster Collegiate English Dictionary. Merriam Webster - Энциклопедический словарь английского языка. 2012