littoral, adjective, noun
As an adjective:
1 - of or pertaining to the shore of a lake, sea, or ocean
2 - (on ocean shores) of or pertaining to the biogeographic region between the sublittoral zone and the high-water line and sometimes including the supralittoral zone above the high-water line
3 - of or pertaining to the region of freshwater lake beds from the sublittoral zone up to and including damp areas on shore
As a noun:
4 - a littoral region
Origin 1655 from Latin littoralis, variant of litoralis "of the shore"
Currents, waves, and wind normally transport sediment throughout the littoral system.
It's not the white-sanded littoral paradise of a thousand movies, but a grungy, rock-strewn place.
The mean high-water line is the ordinary boundary between private beachfront, or littoral property, and state-owned land.