: any of various colored or transparent mineral silicates crystallizing in monoclinic forms that readily separate into very thin leaves
Examples of mica in a Sentence
Recent Examples on the Web
While these work to reveal a radiant, supple complexion, mica, and powder pigments promote a smooth, even base.
—
Kiana Murden, Vogue, 31 Jan. 2025
On the other end of this pen is a moisturizing lip treatment that plumps skin with vitamin E while blue mica pigments neutralize the look of yellow tones on your teeth, creating an instant whitening effect.
—Jennifer Hussein, Allure, 9 Jan. 2025
Pyrrhotite oxidation, not mica’s absorption of water, was driving the concrete apart, their chemical analyses of building material showed.
—The Editors, JSTOR Daily, 31 Dec. 2024
Since gaining public recognition in 2013, a spate of crumbling buildings in Ireland has been known as the mica crisis or scandal.
—The Editors, JSTOR Daily, 31 Dec. 2024
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Kiana Murden, Vogue, 31 Jan. 2025
On the other end of this pen is a moisturizing lip treatment that plumps skin with vitamin E while blue mica pigments neutralize the look of yellow tones on your teeth, creating an instant whitening effect.
—Jennifer Hussein, Allure, 9 Jan. 2025
Pyrrhotite oxidation, not mica’s absorption of water, was driving the concrete apart, their chemical analyses of building material showed.
—The Editors, JSTOR Daily, 31 Dec. 2024
Since gaining public recognition in 2013, a spate of crumbling buildings in Ireland has been known as the mica crisis or scandal.
—The Editors, JSTOR Daily, 31 Dec. 2024
See all Example Sentences for mica
Dictionary Entries Near mica
Cite this Entry
“Mica.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/mica. Accessed 7 Feb. 2025.
Copy CitationKids Definition
mica
noun
mi·ca
ˈmī-kə 
: any of various minerals that contain silicon and can be separated easily into thin often transparent sheets
Medical Definition
mica
noun
mi·ca
ˈmī-kə
: any of various colored or transparent mineral silicates crystallizing in monoclinic forms that readily separate into very thin leaves
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