limestone
noun
lime·stone
ˈlīm-ˌstōn 
: a rock that is formed chiefly by accumulation of organic remains (such as shells or coral), consists mainly of calcium carbonate, is extensively used in building, and yields lime when burned
Examples of limestone in a Sentence
Recent Examples on the Web
Cenotes are freshwater sinkhole caves formed from the collapse of limestone bedrock.
—
Ryan Brennan
april 4, Miami Herald, 4 Apr. 2026
One afternoon, in Jasper, Gordon Watkins, who runs the Buffalo River Watershed Alliance, pointed to the limestone bluffs along the Buffalo National River.
—Jessica Mathews, Fortune, 3 Apr. 2026
The Natural Bridge in Virginia is a 215-foot-tall natural limestone arch that George Washington once surveyed.
—Lauren Schuster, Charlotte Observer, 3 Apr. 2026
Clocking in at 8,500 square feet, this Tuscan-style villa evokes an old-world winery with soaring ceilings, limestone from a French chateau, as well as amenities like a soaking tub and billiards room.
—Kelsey Mulvey, Vogue, 2 Apr. 2026
See All Example Sentences for limestone
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Ryan Brennan
april 4, Miami Herald, 4 Apr. 2026
One afternoon, in Jasper, Gordon Watkins, who runs the Buffalo River Watershed Alliance, pointed to the limestone bluffs along the Buffalo National River.
—Jessica Mathews, Fortune, 3 Apr. 2026
The Natural Bridge in Virginia is a 215-foot-tall natural limestone arch that George Washington once surveyed.
—Lauren Schuster, Charlotte Observer, 3 Apr. 2026
Clocking in at 8,500 square feet, this Tuscan-style villa evokes an old-world winery with soaring ceilings, limestone from a French chateau, as well as amenities like a soaking tub and billiards room.
—Kelsey Mulvey, Vogue, 2 Apr. 2026
See All Example Sentences for limestone
Cite this Entry
“Limestone.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/limestone. Accessed 5 Apr. 2026.
Copy CitationKids Definition
limestone
noun
lime·stone
ˈlīm-ˌstōn
: a rock that is formed chiefly from animal remains (as shells or coral), consists mainly of calcium carbonate, is used in building, and gives lime when burned
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