gyp·​sum | \ ˈjip-səm How to pronounce gypsum (audio) \

Definition of gypsum

1 : a widely distributed mineral consisting of hydrous calcium sulfate that is used especially as a soil amendment and in making plaster of paris

Examples of gypsum in a Sentence

Recent Examples on the Web The location gets its name from the blindingly white gypsum sand dunes native to the base. Kyle Mizokami, Popular Mechanics, "What Happens at White Sands Missile Range?," 24 Dec. 2019 Masic noted that the sulfate salts also included gypsum, a calcium sulfate used in preparing canvases for painting, typically by mixing it with animal glue. Jennifer Ouellette, Ars Technica, "The secret to miraculous preservation of a Dead Sea Scroll could be salt coating," 11 Sep. 2019 Throughout the hike, the landscape is dominated by sheer cliffs colorfully layered with clay, salt and gypsum. Mare Czinar, azcentral, "If you like steep, edgy hikes, this Camp Verde trail is for you. Here's how to tackle it," 13 Feb. 2020 When the water is lost, gypsum will crystallize out. Robin George Andrews, National Geographic, "These human-size crystals formed in especially strange ways," 22 Oct. 2019 White Sands is home to a 176,000-acre gypsum dune field, the world’s largest. Dallas News, "Get to know New Mexico’s White Sands, the country’s newest national park," 28 Jan. 2020 Home to the largest gypsum dunefield in the world, the monument sees hundreds of thousands of visitors every year, more than any other park service location in New Mexico. Susan Montoya Bryan, USA TODAY, "White Sands monument one step closer to gaining national park status," 13 Dec. 2019 Wind and weather regularly blows the gypsum sands inside and outside the monument. Washington Post, "Cowboys for Trump group now says sand wasn’t from monument," 7 Dec. 2019 Porter had grown up in the gypsum town of Fort Dodge, Iowa. Sam Whiting,, "Jack Porter, historian and keeper of the National Aids Memorial Grove, dies at 81," 21 Nov. 2019

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'gypsum.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of gypsum

14th century, in the meaning defined at sense 1

History and Etymology for gypsum

Latin, from Greek gypsos

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Time Traveler for gypsum

Time Traveler

The first known use of gypsum was in the 14th century

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Statistics for gypsum

Last Updated

13 Mar 2020

Cite this Entry

“Gypsum.” Dictionary, Merriam-Webster, Accessed 7 Apr. 2020.

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More Definitions for gypsum


How to pronounce gypsum (audio)

English Language Learners Definition of gypsum

: a white mineral that is used to make plaster of paris


gyp·​sum | \ ˈjip-səm How to pronounce gypsum (audio) \

Medical Definition of gypsum

: a widely distributed mineral CaSO4·2H2O consisting of hydrous calcium sulfate that is used especially as a soil amendment and in making plaster of paris

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More from Merriam-Webster on gypsum

Spanish Central: Translation of gypsum

Nglish: Translation of gypsum for Spanish Speakers

Britannica English: Translation of gypsum for Arabic Speakers Encyclopedia article about gypsum

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