A shelf on which articles may be laid; also, that which resembles such a shelf in form or use, as a projecting ridge or part, or a molding or edge in joinery.
A shelf, ridge, or reef, of rocks.
A layer or stratum.
The lowest ledge or row should be of stone.
A lode; a limited mass of rock bearing valuable mineral. (Mining)
A piece of timber to support the deck, placed athwartship between beams. (Shipbuilding)