hydrogel

noun

hy·​dro·​gel ˈhī-drə-ˌjel How to pronounce hydrogel (audio)
: a gel composed usually of one or more polymers suspended in water

Examples of hydrogel in a Sentence

Recent Examples on the Web
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Sure enough, at a pH level representing normal body chemistry, the hydrogel stayed stable. New Atlas, 10 Sep. 2025 The research introduces a peptide hydrogel platform that slows down drug release. Neetika Walter, Interesting Engineering, 10 Sep. 2025 The hydrogel material clings to my skin without lifting around the edges or sliding down my face. Stacia Datskovska, Footwear News, 8 Sep. 2025 There’s been an explosion of research into hydrogels. Laura Paddison, CNN Money, 6 Sep. 2025 See All Example Sentences for hydrogel

Word History

First Known Use

1864, in the meaning defined above

Time Traveler
The first known use of hydrogel was in 1864

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Cite this Entry

“Hydrogel.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/hydrogel. Accessed 14 Sep. 2025.

Medical Definition

hydrogel

noun
hy·​dro·​gel ˈhī-drə-ˌjel How to pronounce hydrogel (audio)
: a gel in which the liquid is water
a silicone hydrogel used to make soft contact lenses
Last Updated: - Updated example sentences
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