The line that separates a land surface from an ocean or sea.

1860, from coast (n.) + line (n.).

outer boundary of a shore.

the outline of a coast The coast is defined as where the land meets the sea. A precise line that can be called a coastline cannot be determined due to the dynamic nature of tides. The term &qu [..]

location where land and ocean surface meet. coccus (plural-cocci)

(n) the outline of a coast

(1) Technically, the line that forms the boundary between the COAST and the SHORE. (2) Commonly, the line that forms the boundary between land and the water. (3) (SMP) The line where terrestrial processes give way to marine processes, TIDAL CURRENTS, wind waves, etc.

The landward limit of the beach. the extreme limit of direct wave action (such as occurs in onshore gales during Equinoctial Spring Tides. See also backshore. It may be some distance above the waterli [..]

(1) Technically, the line that forms the boundary between the coast and the shore. (2) Commonly, the line that forms the boundary between land and the water. (3) The line where terrestrial processes g [..]

 The water/land interface. The shoreline. A more general term than "coast line."

The line that forms the boundary between the coast and the shore. Commonly referred to as the line that forms the boundary between the land and the water (especially the water of a sea or ocean, also [..]

The shape, outline, or boundary of a coast. *Episode 12 *: Tarbarrels and bonfires were lighted along the coastline of the four seas on the summits of the Hill of Howth, Three Rock Mountain, Sugar [..]