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

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

A gel is a semi-solid that can have properties ranging from soft to hard. Radiation causes a change in the colour 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.

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 Publishers

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

Define gel. gel synonyms, gel pronunciation, gel translation, English dictionary definition of gel. n. 1. A colloid in which the disperse phase has combined with the dispersion medium to produce …

Oct 31, 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