soutane

A cassock, especially one that buttons up and down the front.

Same as cassock.

A close garnment with straight sleeves, and skirts reaching to the ankles, and buttoned in front from top to bottom; especially, the black garment of this shape worn by the clergy in France and Italy as their daily dress; a cassock.

a long gown with sleeves and buttons at the front

a long cassock with buttons down the front; worn by Roman Catholic priests