zeolite
noun
ze·o·lite
ˈzē-ə-ˌlīt 
: any of various hydrous silicates that are analogous in composition to the feldspars, occur as secondary minerals in cavities of lavas, and can act as ion-exchangers
also
: any of various natural or synthesized silicates of similar structure used especially in water softening and as adsorbents and catalysts
Examples of zeolite in a Sentence
Recent Examples on the Web
Key Ingredients: Turmeric, citrine gemstones, paprika, zeolite, kaolin clay
Best for: Dull skin, mature skin
Size: 2 oz.
—
Iman Balagam, Vogue, 19 Aug. 2025
Biochar is essentially a high-grade charcoal that can be made at home, while zeolite is a mined mineral that’s often sold at livestock feed stores or garden centers.
—Lauren Landers, Better Homes & Gardens, 23 May 2025
The company also mines, processes, and sells zeolite at its facility in Idaho.
—Quartz Intelligence Newsroom, Quartz, 20 Mar. 2025
Fossil feathers from the Colli Albani volcanic complex (Late Pleistocene, Central Italy) preserved in zeolites
Before joining Discover Magazine, Paul Smaglik spent over 20 years as a science journalist, specializing in U.S. life science policy and global scientific career issues.
—Paul Smaglik, Discover Magazine, 18 Mar. 2025
It’s packed with a grip-enhancing polymer and zeolite, a dream duo for adding hold and grit without leaving hair stiff or sticky.
—Siena Gagliano, Allure, 1 Mar. 2025
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Iman Balagam, Vogue, 19 Aug. 2025
Biochar is essentially a high-grade charcoal that can be made at home, while zeolite is a mined mineral that’s often sold at livestock feed stores or garden centers.
—Lauren Landers, Better Homes & Gardens, 23 May 2025
The company also mines, processes, and sells zeolite at its facility in Idaho.
—Quartz Intelligence Newsroom, Quartz, 20 Mar. 2025
Fossil feathers from the Colli Albani volcanic complex (Late Pleistocene, Central Italy) preserved in zeolites
Before joining Discover Magazine, Paul Smaglik spent over 20 years as a science journalist, specializing in U.S. life science policy and global scientific career issues.
—Paul Smaglik, Discover Magazine, 18 Mar. 2025
It’s packed with a grip-enhancing polymer and zeolite, a dream duo for adding hold and grit without leaving hair stiff or sticky.
—Siena Gagliano, Allure, 1 Mar. 2025
Cite this Entry
“Zeolite.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/zeolite. Accessed 31 Oct. 2025.
Copy CitationMedical Definition
zeolite
noun
ze·o·lite
ˈzē-ə-ˌlīt
: any of various hydrous silicates that can act as ion exchangers
also
: any of various natural or synthesized silicates of similar structure used in water softening and as adsorbents
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