Douglas Harper's Etymology Dictionary
1855, from French cosmétologie, from Latinized form of Greek kosmetos (see cosmetic) + -ology.
Wiktionary
n. 1 the science of cosmetics 2 the profession of a cosmetologist or beautician
Wikipedia
Cosmetology (from Greek , kosmētikos, "beautifying"; and , -logia) is the study and application of beauty treatment. Branches of specialty includes hairstyling, skin care, cosmetics, manicures/ pedicures, non permanent hair removal such as waxing and sugaring and permanent hair removal processes such as electrology and Intense Pulsed Light (IPL).
Usage examples of "cosmetology".
I need the practice for when I attend cosmetology school, hopefully as soon as next month, if I pass the GED this time.
Once we were settled at his table (in my back room) I told him what I'd learned from Ruby Bee and Estelle via the cosmetology grapevine.
Jaylee had been closer than he, of course, since she'd passed her GED and been accepted at the cosmetology institute.
All Jim Bob had to do was give her enough money to have the baby, pay a sitter while she went to the cosmetology school, and pay child support for the next eighteen years.
She was also waiting for Jim Bob to show up with a hefty sum of blackmail money so she could afford the cosmetology school and life in the big city.
Her ash-blond hair was perfectly coiffed in chin-length waves ingeniously cut to appear careless, but likely requiring a cosmetology degree to style every day.
When I found Jaylee, she was in a back booth, studying a cosmetology magazine for inspiration.
Since standard cosmetology treatments allowed anyone to retain their natural hair color for life, either Courtney didn't care or hadn't had time for recent treatments.
With her ivory complexion and long black hair, she was still attractive, but her cheekbones and nose weren't prominent enough for her to retain her prettiness as she grew older, despite the cosmetology of the Empire.
Gikkes' experiment in surgical cosmetology probably had reduced her life expectancy by an insignificant fraction, and the Orm family was out a good deal of money, which it could afford.
Apparently neither he nor the assistant cared to have the miracles of cosmetology applied to themselves.
She liked pretty clothes and all the rest— cosmetology, jewelry, and the like—yet had no modesty at all.
Mary Atikyku was a West African who hadn't needed any computer cosmetology to be both beautiful and bountifully built, and when the two had been paired—partly because Haldayne had pissed off three other partners and Mary drew the short straw— the man had constantly annoyed her by making moves on her ample breasts.
But Tannerton persuaded him that cosmetology offered little hope for Bruno Frye's shrunken yellow-gray countenance.
To this end he oversaw Marilyn's two-part education of daytime courses at the Miss Eva Lorraine Institute of Cosmetology (since 1962), and night school courses in typing and office procedures, which Marilyn soaked up like a cotton ball.