What is "bridgettines"

The Order of the Most Holy Savior , abbreviated as O.Ss.S., and informally known as the Brigittine or Bridgettine Order is a monastic religious order of Augustinian nuns, Religious Sisters and monks founded by Saint Birgitta (Saint Bridget) of Sweden in 1344, and approved by Pope Urban V in 1370. There are today several different branches of Bridgettines.