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
This region of Indiana, untouched by the retreating glaciers of so many centuries ago, is well known for its limestone.
—
Karl Schneider, IndyStar, 17 Sep. 2025
In 2021, Quarry Trails Metro Park opened within the quarry that provided limestone to build many downtown landmarks.
—Nicholas Derenzo, AFAR Media, 16 Sep. 2025
Suites highlight locally sourced woods and Mérida limestone, with interiors curated by regional artisans.
—Roger Sands, Forbes.com, 15 Sep. 2025
This carbon from the sky is then carried by rivers to the sea where it’s laid down on the seafloor as carbonate rocks like limestone.
—Peter Brannen, Quanta Magazine, 15 Sep. 2025
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Karl Schneider, IndyStar, 17 Sep. 2025
In 2021, Quarry Trails Metro Park opened within the quarry that provided limestone to build many downtown landmarks.
—Nicholas Derenzo, AFAR Media, 16 Sep. 2025
Suites highlight locally sourced woods and Mérida limestone, with interiors curated by regional artisans.
—Roger Sands, Forbes.com, 15 Sep. 2025
This carbon from the sky is then carried by rivers to the sea where it’s laid down on the seafloor as carbonate rocks like limestone.
—Peter Brannen, Quanta Magazine, 15 Sep. 2025
See All Example Sentences for limestone
Cite this Entry
“Limestone.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/limestone. Accessed 21 Sep. 2025.
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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