The meaning of GEL is a colloid in a more solid form than a sol; broadly : jelly. How to use gel in a sentence.

Gels consist of a solid three-dimensional network that spans the volume of a liquid medium and ensnares it through surface tension effects.

A gel is a semi-solid that can have properties ranging from soft to hard. Radiation causes a change in the color of the gel. Gels are mostly liquid by mass, yet they behave like solids.

GEL definition: a semirigid colloidal dispersion of a solid with a liquid or gas, as jelly, glue, etc. See examples of gel used in a sentence.

Gel, coherent mass consisting of a liquid in which particles too small to be seen in an ordinary optical microscope are either dispersed or arranged in a fine network throughout the mass.

Dec 25, 2025 · 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. quotations

1. To apply a gel to (the hair). 2. To take shape or become clear: Plans for the project are finally starting to gel.

Definition of gel noun in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.

Chemistry a partly solid, partly liquid substance, as jelly or glue, sometimes used in hair styling: [uncountable] using gel to style her hair. [countable] There are a number of gels on the market.

Dec 8, 2016 · Gel is a thick jelly-like substance, especially one used to keep your hair in a particular style. Collins COBUILD Advanced Learner’s Dictionary. Copyright © HarperCollins …