a. Of or pertaining to St. Augustine, bishop of Hippo in Northern Africa (b. 354 -- d. 430), or to his doctrines. [ 1913 Webster ]
Augustinian canons,
Augustinian hermits or
Austin friars
Augustinian nuns,
Augustinian rule,
n. One of a class of divines, who, following St. Augustine, maintain that grace by its nature is effectual absolutely and creatively, not relatively and conditionally. [ 1913 Webster ]