Un"der*lay`er (?), n. 1.
One who, or that which, underlays or is underlaid; a lower
layer.
2. (Mining) A perpendicular shaft sunk to
cut the lode at any required depth. Weale.
Un"der*lay`er (?), n. 1.
One who, or that which, underlays or is underlaid; a lower
layer.
2. (Mining) A perpendicular shaft sunk to
cut the lode at any required depth. Weale.