coastlines

noun

plural of coastline
as in coasts
the land adjacent to a body of water The state has mainly rocky coastline and few beaches. The plane flew along the eastern coastline.

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Example Sentences

Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Recent Examples of coastlines Most nuclear plants are therefore located beside rivers, lakes, or coastlines. — Scott Montgomery, Forbes.com, 17 July 2026 For countries with extensive coastlines and limited enforcement resources, this model has always faced practical constraints. — IEEE Spectrum, 16 July 2026 If those pieces come together, the robot could find use in environmental monitoring – sampling lakes, rivers, coastlines, and marine ecosystems, essentially an amphibious drone with gull-like ambitions. — New Atlas, 13 July 2026 Leave the heavy-hitters to the tourists—these untouched coastlines show a different side of the Mediterranean’s charm. — Lane Nieset, Travel + Leisure, 11 July 2026 Putnam and fellow researcher Carolina Bastidas were leading a biodiversity workshop on Spectacle Island in Boston Harbor at the time, and began paying attention to the coastlines. — Andrew Paul, Popular Science, 8 July 2026 For a honeymoon, Ireland offers everything from castle estates and countryside manors to dramatic coastlines and quiet villages. — Bryan West, USA Today, 7 July 2026 Airborne drones could make this process a fast, safe alternative that covers vast coastlines in a single flight. — Mrigakshi Dixit, Interesting Engineering, 3 July 2026 The guest speaker is archaeologist Adam Niesley, who will discuss the story of 12,000 years of humanity in San Diego, about adaptations to changing climates, shifting coastlines, disappearing megafauna and new food resources. — Linda McIntosh, San Diego Union-Tribune, 3 July 2026
Recent Examples of Synonyms for coastlines
  1. coasts
  2. shores
  3. beaches
Noun
  • Say ciao to the Roman Coast With so many coasts, coves and fishing villages to choose from in Italy, the Roman coast is not often the first place people mention for a beach holiday.
    — Megan Rose Murray, Condé Nast Traveler, 10 July 2026
  • Beach Hazards Statements remain in effect for the Oregon north, central, and southern coasts, as well as the south Washington coast.
    — Anna Skinner, MSNBC Newsweek, 17 Oct. 2025
Definition of coasts
Noun
  • Peter the Great’s dream The Sea of Azov is an inland sea that sits between the southern shores of Ukraine and Russia, a kind of an appendix to the bigger Black Sea.
    — Ivana Kottasová, CNN Money, 15 July 2026
  • The action mercifully settles into a less disorienting rhythm before too long, but the choppy prologue at least has the benefit of conveying the tense disarray that has gripped the shores of Ithaca in the decades since King Odysseus left for battle.
    — David Ehrlich, IndieWire, 15 July 2026
Definition of shores
Noun
  • But Las Terrenas is not only beautiful because of its beaches.
    — Rafael Peña, Miami Herald, 15 July 2026
  • Some of the most beautiful beaches and dive spots in the world are in the Andamans, and this game-changing Taj makes a lovely base from which to explore them.
    — Condé Nast, Condé Nast Traveler, 15 July 2026
Definition of beaches

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Cite this Entry

“Coastlines.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/coastlines. Accessed 20 Jul. 2026.

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More from Merriam-Webster on coastlines

Nglish: Translation of coastlines for Spanish Speakers

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