Originally, they were marketed under the name envelope chemise or camiknickers; the latter was coined in the 1920s when they were introduced as a one-piece garment and it was derived from camisole and knickers.
Originally, they were marketed under the name envelope chemise or camiknickers, which in the past was often worn in the boudoir. The latter term was coined in the 1920s when they were introduced as a one-piece garment and it was derived from camisole and knickers.