Ledge
Pronunciation : Ledge
Part of Speech : n.
Etymology : [Akin to AS. licgan to lie, Icel. liggja; cf. Icel. l?gg the ledge or rim at the bottom of a cask. See Lie to be prostrate.] [Formerly written lidge.]
Definition : 1. 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.
2. A shelf, ridge, or reef, of rocks.
3. A layer or stratum. The lowest ledge or row should be of stone. Sir H. Wotton.
4. (Mining)
Defn: A lode; a limited mass of rock bearing valuable mineral.
5. (Shipbuilding)
Defn: A piece of timber to support the deck, placed athwartship between beams.
Source : Webster's Unabridged Dictionary, 1913