isthmuses

plural of isthmus
as in islands
a narrow geographic area that connects two larger geographic areas across a body of water the Isthmus of Panama

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Recent Examples of Synonyms for isthmuses
islands
Noun
  • The rising sea filled what had once been an enormous river valley, creating the bay and turning high points into islands like Tangier.
    — John Anglim, CNN Money, 11 Nov. 2026
  • It is located 2,200 miles west of mainland Chile and is the easternmost outpost within the chain of Polynesian islands.
    — Nicole Kliest, Vogue, 11 Nov. 2026
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“Isthmuses.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/isthmuses. Accessed 12 Nov. 2026.

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