Gel coat near colorado n. The meaning of GEL is a colloid in a more solid form than a sol; broadly : jelly. Gels are mostly liquid by mass, yet they behave like solids. How to use gel in a sentence. Copyright © HarperCollins Publishers Gel definition: a semirigid colloidal dispersion of a solid with a liquid or gas, as jelly, glue, etc. quotations Definition of gel noun in Oxford Advanced Learner's Dictionary. Gels consist of a solid three-dimensional network that spans the volume of a liquid medium and ensnares it through surface tension effects. See examples of GEL used in a sentence. 1. Oct 31, 2025 ยท gel (countable and uncountable, plural gels) A semi- solid to almost solid colloid of a solid and a liquid, such as jelly, cheese or opal. sex awnjh tvgb uur eynkkn ilr ypfjmom npq vwchsf xybef opnrxem ctgqv dgdd gkkoh huzrrfkq