karst.

Terrain formed by the dissolution of soluble rock, commonly marked by caves, sinkholes, and underground drainage.

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Words that belong together

• karst landscape
• limestone karst

On the page

The stream vanished into the karst beneath the ridge.

The map showed a karst landscape riddled with sinkholes.

Usage notes

Primary category: environment. Forms: Usually uncountable; plural karsts for distinct regions or types. Legacy lexical fields mirror sense 1 only. Use numbered sense fields for all meanings.