bentonite
noun
ben·ton·ite
ˈben-tə-ˌnīt 
: an absorptive and colloidal clay used especially as a sealing agent or suspending agent (as of drugs)
Examples of bentonite in a Sentence
Recent Examples on the Web
Everything is then sealed with bentonite, a soft, plastic clay that insulates the containers and acts as a buffer against minor movements in the bedrock.
—
Marta Abbà, Wired News, 23 Apr. 2025
The sulfur and salicylic acid calm things down without stripping my skin, and there’s even charcoal and bentonite clay to go even deeper and pull out gunk.
—Jennifer Hussein, Allure, 6 Apr. 2025
Bentonite clay, hyaluronic acid Size: 2.7 oz Pros: Helps soften skin bumps
Cons: Might be drying to some
This mud mask has a blend of bentonite clay and hyaluronic acid to suck up blackheads, pimples and pollution all while leaving the skin hydrated and non-stripped.
—Alanna Martine Kilkeary, Glamour, 3 Mar. 2025
Key ingredients: caffeine, kaolin, bentonite | Fragrance-free: yes Frequently Asked Questions
What is the best thing to remove blackheads?
—Christa Joanna Lee, Allure, 4 Feb. 2025
See All Example Sentences for bentonite
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Marta Abbà, Wired News, 23 Apr. 2025
The sulfur and salicylic acid calm things down without stripping my skin, and there’s even charcoal and bentonite clay to go even deeper and pull out gunk.
—Jennifer Hussein, Allure, 6 Apr. 2025
Bentonite clay, hyaluronic acid Size: 2.7 oz Pros: Helps soften skin bumps
Cons: Might be drying to some
This mud mask has a blend of bentonite clay and hyaluronic acid to suck up blackheads, pimples and pollution all while leaving the skin hydrated and non-stripped.
—Alanna Martine Kilkeary, Glamour, 3 Mar. 2025
Key ingredients: caffeine, kaolin, bentonite | Fragrance-free: yes Frequently Asked Questions
What is the best thing to remove blackheads?
—Christa Joanna Lee, Allure, 4 Feb. 2025
See All Example Sentences for bentonite
Cite this Entry
“Bentonite.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/bentonite. Accessed 5 May. 2025.
Copy CitationKids Definition
bentonite
noun
ben·ton·ite
ˈbent-ᵊn-ˌīt
: an absorbent clay
Medical Definition
bentonite
noun
ben·ton·ite
ˈbent-ᵊn-ˌīt
: an absorptive and colloidal clay used in pharmacy especially to stabilize suspensions
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