The word shoreline is a noun. Shoreline means (1) a boundary line between land and water.
The following articles and web pages elaborate on the word shoreline.
Browse this aerial photographer guide and directory to learn about aerial photographers in the USA. The aerial photograph on this page shows the Pacific Ocean and a rugged Hawaiian island shoreline.
https://aerial-photographers.regionaldirectory.us/
Lake Tahoe is a freshwater lake that is located in the Sierra Nevada region of the United States on the border of California and Nevada. It is the largest alpine lake in North America, attracting about three million people to its shoreline each year.
https://en.wikipedia.org/wiki/Lake_Tahoe
Hurricane Delta is turning north toward the Louisiana coast where it's expected to slam the shoreline on Friday.
ABC News. Thursday, 08 Oct 2020 11:54:53 -0400.
Russian scientists say pollution has caused a mass die-off of marine life off the shoreline of the Far Eastern Kamchatka Peninsula, with poisonous substances stored in a Soviet-era underground site suspected of being behind the disaster.
Radio Liberty. Tuesday, 06 Oct 2020 18:43:07 +0000.
The following digital image illustrates the word shoreline.