\ 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

Rose quartz is a soft pink–color crystal believed to carry a very soothing energy to promote love and acceptance of ourselves and others. Rachel Marlowe, Vogue, "How to Give the Gift of Wellness, According to Miranda Kerr," 17 Dec. 2018 There were small pieces of quartz bearing the tell-tale shock patterns seen in rocks smashed by impacts. Scott K. Johnson, Ars Technica, "Huge, previously unknown impact crater found beneath Greenland’s ice," 18 Nov. 2018 Rose quartz, alpaca, and brass metal ground the hand created offering of clutches, necklaces, cuffs, and rings. Priya Rao, Town & Country, "California Dreamin'," 15 Jan. 2014 Inside, an open floorplan and high ceilings are complemented by French oak eight-inch hardwood floors, waterfall quartz countertops, walnut motorized cabinetry, custom leaded crystal light fixtures, and furnishings by WRJ Interiors. Megan Barber, Curbed, "Mod mountain retreat asks $11.9M," 9 Nov. 2018 Amethyst is actually really good for anxiety, and then the clear quartz is just good to have around. Dani Deahl, The Verge, "What’s In Your Bag, Alison Wonderland?," 24 Aug. 2018 In 2010, 73% of responding members reported using quartz in their kitchen projects. Rachel Swalin, ELLE Decor, "Quartz Countertops Are Now More Popular Than Granite Countertops In The Kitchen," 2 Mar. 2017 They were all made from quartzite and quartz, likely from the nearby Qinling Mountains and related rivers that would send rocks towards the excavation site. David Grossman, Popular Mechanics, "Chinese Cave Tools Point To Earliest Known Human Migration," 13 July 2018 The recalled flavors and brands include: EconoMax Neapolitan, 4 quartz. William Axford, Houston Chronicle, "H-E-B issues voluntary recall for certain types of ice cream, sherbet," 30 May 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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Learn More about quartz

Statistics for quartz

Last Updated

16 Feb 2019

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

Comments on quartz

What made you want to look up quartz? Please tell us where you read or heard it (including the quote, if possible).


to deny responsibility for

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