: an irregular limestone region with sinkholes, underground streams, and caverns
karstic adjective

Examples of karst in a Sentence

Recent Examples on the Web
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Each hill and cave in Cambodia’s rocky karst landscape –– a term for a landscape created when rocks break down, forming large cave springs, sinking streams and sinkholes –– is isolated from the others. Amarachi Orie, CNN Money, 23 Mar. 2026 The confirmation of the Khlong Hat bent-toed gecko underscores the ecological richness of eastern Thailand’s karst landscapes and highlights how much remains to be discovered even in areas already recognized as biodiversity hotspots. Ryan Brennan, Miami Herald, 25 Feb. 2026 Animals living in these fragmented zones can evolve in relative isolation, which is one reason karst regions tend to produce discoveries like this one. Ryan Brennan, Charlotte Observer, 25 Feb. 2026 Unique to this project, Xcel Energy has also engaged a geological consultant to conduct an investigation of the project area’s geology and to develop a comprehensive karst management plan, including a response protocol if karst geologic features are encountered. Elliot Mann, Twin Cities, 5 Nov. 2025 See All Example Sentences for karst

Word History

Etymology

German, from Slovene dialect or Croatian dialect kras, kars, type of rock, region composed of such rock

First Known Use

1902, in the meaning defined above

Time Traveler
The first known use of karst was in 1902

Browse Nearby Words

Cite this Entry

“Karst.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/karst. Accessed 27 Mar. 2026.

Geographical Definition

Karst

geographical name

variants or Kras or Italian Carso
limestone plateau northeast of the Istrian Peninsula in western Slovenia extending into eastern Italy

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