mantelletta

1. (Roman Catholicism) A sleeveless, knee-length vestment open at the front which is worn by Roman Catholic prelates.Examples: "We were without comestibles, and we had no garments except those we wore, not even a shirt, and the habits, such as they were, were most inconvenient for travelling; for the Pope [Pius VII] wore his mozzetta and stola, and I [Bartolomeo Pacca] the rocchetto and mozzetta, together with the mantelletta."; "In Rome the cardinals wear the mozzetta over the mantelletta, except in their titular churches, when it is worn immediately over the rochet."; "In the presence of the Pope and within the Archbishopric of Rome, the cardinals and the bishops had to conceal the rochet beneath a so-called mantelletta, a knee-length coat, which was open at the front."