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1. A colloid in which the disperse phase has combined with the dispersion medium to produce a semisolid material, such as a jelly.
2. See gelatin.
3. A jellylike substance used in styling hair.
v. gelled, gel·ling, gels
To become a gel.
1. To apply a gel to (the hair).
2. To take shape or become clear: Plans for the project are finally starting to gel.

[Short for gelatin. V., sense 2, probably influenced by jell.]

gel′a·ble adj.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.


capable of setting or congealing
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
References in periodicals archive ?
Rooney, W Chen, Non-cytotoxic, in situ gelable hydrogels composed of N-carboxyethyl chitosan and oxidized dextran, Biomaterials 29(29) (2008) 3905-3913.
Chen, "In situ gelable interpenetrating double network hydrogel formulated from binary components: thiolated chitosan and oxidized dextran," Biomacromolecules, vol.
These gelable systems generally show lower critical solution temperatures (LCST).