n.
Pronunciation: - ˌ wo ̇ l
Function: noun
Date: 1860
1 : the lower underlying wall of a vein, ore deposit, or coal seam in a mine
2 : the lower wall of an inclined fault
n.
Pronunciation: - ˌ wo ̇ l
Function: noun
Date: 1860
1 : the lower underlying wall of a vein, ore deposit, or coal seam in a mine
2 : the lower wall of an inclined fault
Merriam Webster Collegiate English Dictionary. Merriam Webster - Энциклопедический словарь английского языка. 2012