karst
/kɑrst/Definitions
1. noun
A type of landscape formed from soluble rocks such as limestone, typically characterized by underground caves and sinkholes.
“The karst terrain in the region made it challenging to plan the construction of the new highway.”
2. noun
A rock composed primarily of calcium carbonate, often found in limestones and chalks.
“The karst in the rock was a key indicator of its geological history.”