Wiktionary
marcelling
vb. (present participle of marcel English)
WordNet
marcel
n. a hairdo characterized by deep regular waves that are made by a heated curling iron
[also: marcelling, marcelled]
marcel
v. make a marcel in a woman's hair
[also: marcelling, marcelled]
marcelling
See marcel
Wikipedia
Marcelling
Marcelling is a hair styling technique in which hot curling tongs are used to induce a curl into the hair. Its appearance was similar to that of a finger wave, but made by a quite different means.