hy·dro·gel noun \ˈhī-drə-ˌjel\
: a gel composed usually of one or more polymers suspended in water
First Known Use of HYDROGEL
hy·dro·gel noun \ˈhī-drə-ˌjel\ (Medical Dictionary)
: a gel in which the liquid is water <a silicone hydrogel used to make soft contact lenses>
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