limestone

noun

lime·​stone ˈlīm-ˌstōn How to pronounce limestone (audio)
: 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
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
The harness itself is made of heavy-duty fabric, with a high-grade limestone neoprene wrapping around the body. Rachel Cormack, Robb Report, 28 July 2025 To maintain the integrity of the white limestone walls, both owners utilized similar methods. Aileen Weintraub, Smithsonian Magazine, 23 July 2025 Modern Monuments Today, American states are building monuments to excess of their own—not from limestone, but from steel, concrete, and server racks. Andrew Leahey, Forbes.com, 22 July 2025 The tomb likely belonged to an elite knight, having been made from limestone imported from the Swedish island of Gotland. Andrea Margolis, FOXNews.com, 21 July 2025 See All Example Sentences for limestone

Word History

First Known Use

14th century, in the meaning defined above

Time Traveler
The first known use of limestone was in the 14th century

Cite this Entry

“Limestone.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/limestone. Accessed 6 Aug. 2025.

Kids Definition

limestone

noun
lime·​stone ˈlīm-ˌstōn How to pronounce limestone (audio)
: 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

More from Merriam-Webster on limestone

Last Updated: - Updated example sentences
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!