coastline

[ kohst-lahyn ]
/ ˈkoʊstˌlaɪn /

noun

the outline or contour of a coast; shoreline.
the land and water lying adjacent to a shoreline.

Origin of coastline

First recorded in 1855–60; coast + line1

Example sentences from the Web for coastline

British Dictionary definitions for coastline

coastline
/ (ˈkəʊstˌlaɪn) /

noun

the outline of a coast, esp when seen from the sea, or the land adjacent to it