(of a liquid or semi-liquid substance) set or become more solid

the stew is gelling

(of a project or idea) take a definite form or begin to work well

everything seemed to gel for the magazine

apply gel to (the hair)

they'd gelled their hair

short gelled hair

a thick, clear, slightly sticky substance, especially one used in cosmetic or medicinal products

hair gel

a semi-rigid slab or cylinder of an organic polymer used as a medium for the separation of macromolecules

an upper-class or well-bred girl or young woman

fastidiously reared Home Counties gels