hydrogel
noun
hy·dro·gel
ˈhī-drə-ˌjel 
: a gel composed usually of one or more polymers suspended in water
Examples of hydrogel in a Sentence
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When the hydrogel forms, the mixture is exposed to an electric field.
—
Rupendra Brahambhatt, Interesting Engineering, 19 Oct. 2025
This soothing hydrogel mask is hypoallergenic, non-toxic, and free of 25 common irritants.
—Lily Wohlner, Allure, 8 Oct. 2025
Earlier this summer, researchers from the University of Cambridge and University College London developed a new type of responsive synthetic skin made from a single hydrogel that can detect touch, pressure, heat, cold, and even damage.
—Mack Degeurin, Popular Science, 25 Sep. 2025
When the material is loaded up with pain killers and/or anti-inflammatory drugs, they would be released as the hydrogel softens, interrupting the pain pathway and bringing relief to patients.
—New Atlas, 10 Sep. 2025
See All Example Sentences for hydrogel
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Rupendra Brahambhatt, Interesting Engineering, 19 Oct. 2025
This soothing hydrogel mask is hypoallergenic, non-toxic, and free of 25 common irritants.
—Lily Wohlner, Allure, 8 Oct. 2025
Earlier this summer, researchers from the University of Cambridge and University College London developed a new type of responsive synthetic skin made from a single hydrogel that can detect touch, pressure, heat, cold, and even damage.
—Mack Degeurin, Popular Science, 25 Sep. 2025
When the material is loaded up with pain killers and/or anti-inflammatory drugs, they would be released as the hydrogel softens, interrupting the pain pathway and bringing relief to patients.
—New Atlas, 10 Sep. 2025
See All Example Sentences for hydrogel
Cite this Entry
“Hydrogel.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/hydrogel. Accessed 27 Oct. 2025.
Copy CitationMedical Definition
hydrogel
noun
hy·dro·gel
ˈhī-drə-ˌjel
: a gel in which the liquid is water
a silicone hydrogel used to make soft contact lenses
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