\ ˈkwȯrts \

Definition of quartz 

1 : a mineral consisting of silicon dioxide occurring in colorless and transparent or colored hexagonal crystals or in crystalline masses

2 : a quartz crystal that when placed in an electric field oscillates at a constant frequency and is used to control devices which require precise regulation a quartz watch

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Other words from quartz

quartzose \ˈkwȯrt-ˌsōs \ adjective

Examples of quartz in a Sentence

Recent Examples on the Web

Please accept this rose quartz as a symbol of our affection. Cady Drell, Marie Claire, "The 5 Most Important Contributions ‘The Hills’ Made to Culture," 7 June 2018 Buying a remnant, instead of an entire slab of quartz, from a stone fabricator also cut their costs. Michelle Higgins, New York Times, "Making the Most of a Tiny Kitchen on a Tiny Budget," 15 May 2018 Take the Positano, whose pale lavender and ice blue quartz stones keenly recall the famous cluster of candy-colored houses clinging to that Italian cliffside; it is finished with a delicate periwinkle shell. Monica Kim, Vogue, "SVNR’s Colorful Keepsake Earrings Turn Forgotten Objects Into Chic Mementos," 13 July 2018 Asian art historian Meher McArthur explores the history and evolution of this stoneware, marked by natural glazes and a rough surface laid with quartz particles, from functional for common folks to a currently collectible form of art. Lisa Deaderick, sandiegouniontribune.com, "What's happening in the visual art world in July," 8 July 2018 Back in the 1970s, the quartz revolution transformed the entire watch industry. Vlad Savov, The Verge, "Wired headphones are becoming the mechanical watches of personal audio," 7 July 2018 The white beach is composed of crystalline quartz sand which is soft and cushy at the water’s edge, inviting one to take a dip in the sparkling clear waters. Richard Tribou, OrlandoSentinel.com, "Two Florida beaches make Dr. Beach Top 10 list for best beach in the U.S.," 24 May 2018 Such rocks are constantly hit by cosmic rays hurtling down from space, which change individual oxygen-16 atoms in quartz to beryllium-10 atoms, one by one. Lizzie Wade, Science | AAAS, "New map of Alaska’s ancient coast supports theory that America’s first people arrived by boat," 30 May 2018 All of his timepieces are mechanical and therefore require winding for an accurate read, unlike quartz watches which can dependably rely on a battery. Jacob Gallagher, WSJ, "Why Men Are Wearing Watches That Don’t Tell Time," 9 July 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'quartz.' 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 quartz

circa 1631, in the meaning defined at sense 1

History and Etymology for quartz

German Quarz

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Statistics for quartz

Last Updated

14 Sep 2018

Look-up Popularity

Time Traveler for quartz

The first known use of quartz was circa 1631

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More Definitions for quartz



English Language Learners Definition of quartz

: a mineral that is often found in the form of a hard crystal and that is used especially to make clocks and watches


\ ˈkwȯrts \

Kids Definition of quartz

: a common mineral often found in the form of colorless transparent crystals but sometimes (as in amethysts, agates, and jaspers) brightly colored


\ ˈkwȯ(ə)rts \

Medical Definition of quartz 

: a mineral SiO2 consisting of a silica that occurs in colorless and transparent or colored hexagonal crystals and also in crystalline masses

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More from Merriam-Webster on quartz

Spanish Central: Translation of quartz

Nglish: Translation of quartz for Spanish Speakers

Britannica.com: Encyclopedia article about quartz

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