I have always wished I was from a different time, times like this where I could have wore classy-old fashioned beautiful long dresses, which is funny coming from a woman who hates to wear dresses today in 2016 and grew up as a Tomboy lol! - RebelCyster
The robe à la polonaise or polonaise is a woman's garment, consisting of a gown with a cutaway, draped and swagged overskirt, worn over an underskirt or petticoat. From the late nineteenth century, the term polonaise also described a fitted overdress which extended into long panels over the underskirt, but was not necessarily draped or swagged.
Resplendent in its glass cabinet at the Leeds City Museum, this 18th century gown is in wonderful condition. Just look at that white lace. Kenneth Sanderson's 18th Century Dress. Read more at The Vintage Copywriting Blog.