barrier island

noun

: a long broad sandy island lying parallel to a shore that is built up by the action of waves, currents, and winds and that protects the shore from the effects of the ocean

Examples of barrier island in a Sentence

Recent Examples on the Web
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.
Miami Beach is a barrier island, and healthy coral reefs act as natural defenses by breaking up waves, helping to reduce shoreline erosion. Ashley Miznazi, Miami Herald, 21 Oct. 2025 One year ago, the Gullah Geechee community was struck by tragedy when seven people were killed in a gangway collapse on a Georgia barrier island. Dennis Romero, NBC news, 14 Oct. 2025 Where To Stay Book a Local Hotel Staying along a strip of barrier islands definitely calls for a unique stay, and even the hotels are on board with the idea. Jennifer Prince, Southern Living, 12 Oct. 2025 Tides are expected to rise 1 to 3 feet above normal levels from North Carolina to Cape Cod, according to AccuWeather, with coastal flooding likely on barrier islands, in ports and in low-lying business districts—as elevated seas continue for several days. Joe Edwards, MSNBC Newsweek, 10 Oct. 2025 See All Example Sentences for barrier island

Word History

First Known Use

1773, in the meaning defined above

Time Traveler
The first known use of barrier island was in 1773

Browse Nearby Words

Cite this Entry

“Barrier island.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/barrier%20island. Accessed 25 Oct. 2025.

Kids Definition

barrier island

noun
: a long broad sandy island parallel to a shore that is built up by the action of waves, currents, and winds

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