plural gels
: a thick substance that is like jelly and that is used in various products
hair gels [=gels used for styling hair]
shower gel [=soap that is in a gel form]
gels; gelled; gelling
1
: to change into a gel : to change into a thick substance that is like jelly
The mixture will gel as it cools.
2
: to become clear and definite : jell
Our plans are finally starting to gel.
3
: to style (hair) with gel
She gelled her hair.
Cite this Entry
“Gel.” Merriam-Webster.com Simple Definition, Merriam-Webster, https://www.merriam-webster.com/simple/gel. Accessed 16 Apr. 2026.
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