Ledge
LEDGE, noun
1. A stratum, layer or row.
The lowest ledge or row should be merely of stone.
2. A ridge; a prominent row; as a ledge of rocks.
3. A prominent part; a regular part rising or projecting beyond the rest.
4. A small molding.
5. A small piece of timber placed athwart ships, under the deck between the beams.
6. A long ridge of rocks near the surface of the sea.