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
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Start your adventure at Lovers Key, a collection of barrier islands with 2 miles of sandy beach. Tara Massouleh McCay, Southern Living, 27 Apr. 2026 As a coastal peninsula, Wilmington is bordered by the Cape Fear River and separated from the ocean by barrier islands, tidal marshes, and sounds. Lydia Mansel, Travel + Leisure, 26 Apr. 2026 For water sports, the shallower water on each barrier island’s east side is calmer than the Atlantic surf, so head there for mellow activities like kayaking and stand-up paddleboarding. Kara Williams, USA Today, 25 Apr. 2026 The ban includes all beaches managed by the National Park Service, which accounts for the bulk of the state’s barrier islands. Mark Price april 23, Charlotte Observer, 23 Apr. 2026 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

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Cite this Entry

“Barrier island.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/barrier%20island. Accessed 3 May. 2026.

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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