Medical Dictionary

hydrogel

noun hy·dro·gel \ˈhī-drə-ˌjel\

Medical Definition of HYDROGEL

:  a gel in which the liquid is water <a silicone hydrogel used to make soft contact lenses>

Browse

May 22, 2015
nepotism Hear it
favoritism based on kinship
Take a 3-minute break and test your skills!
How to use a word that (literally) drives some people nuts.
Test your vocab with our fun, fast game
Ailurophobia, and 9 other unusual fears