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
Examples of quartz in a Sentence
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The second, a two bedroom, one-and-a-half bathroom home, also has an open concept layout, plus a center island and quartz countertops in the kitchen, a spa-style bathroom off the primary bedroom and much more.
—
Liz Ohanesian, Oc Register, 19 Sep. 2025
The combination of white quartz and bleached ash wood make this a piece that will brighten up even windowless bathrooms.
—Audrey Lee, Architectural Digest, 18 Sep. 2025
Sustainable and durable materials like quartz countertops and luxury vinyl plank flooring were used for longevity.
—Lennie Omalza, Louisville Courier Journal, 18 Sep. 2025
The technology enables form factors and durability that quartz struggles to match, while opening the door to direct integration with SoCs and microcontrollers.
—Dave Altavilla, Forbes.com, 17 Sep. 2025
See All Example Sentences for quartz
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Liz Ohanesian, Oc Register, 19 Sep. 2025
The combination of white quartz and bleached ash wood make this a piece that will brighten up even windowless bathrooms.
—Audrey Lee, Architectural Digest, 18 Sep. 2025
Sustainable and durable materials like quartz countertops and luxury vinyl plank flooring were used for longevity.
—Lennie Omalza, Louisville Courier Journal, 18 Sep. 2025
The technology enables form factors and durability that quartz struggles to match, while opening the door to direct integration with SoCs and microcontrollers.
—Dave Altavilla, Forbes.com, 17 Sep. 2025
See All Example Sentences for quartz
Cite this Entry
“Quartz.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/quartz. Accessed 21 Sep. 2025.
Copy CitationKids Definition
quartz
noun
: a common mineral consisting of silicon dioxide that is often found in the form of colorless transparent crystals but is sometimes (as in amethysts, agates, and jaspers) brightly colored
Medical Definition
quartz
noun
: 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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