Augustinian

from The American Heritage® Dictionary of the English Language, 5th Edition.

• adjective Of or relating to Saint Augustine of Hippo or his doctrines.
• adjective Being or belonging to any of several religious orders following or influenced by the rule of Saint Augustine.
• noun A follower of the principles and doctrines of Saint Augustine.
• noun A monk or friar belonging to any of the Augustinian orders.

from The Century Dictionary.

• noun adjective Relating or pertaining to St. Augustine or his doctrines, or to the order of monks following his rule.
• noun A member of one of several religious orders deriving their name and rule from St. Augustine.
• noun In theology, one who adopts the views of St. Augustine, especially his doctrines of predestination and irresistible grace. See grace.
• noun 3. One of a sect of the sixteenth century, which maintained that the gates of heaven will not be open till the general resurrection.

from the GNU version of the Collaborative International Dictionary of English.

• noun 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.
• adjective Of or pertaining to St. Augustine, bishop of Hippo in Northern Africa (b. 354 -- d. 430), or to his doctrines.
• adjective an order of monks once popular in England and Ireland; -- called also regular canons of St. Austin, and black canons.
• adjective an order of friars established in 1265 by Pope Alexander IV. It was introduced into the United States from Ireland in 1790.
• adjective an order of nuns following the rule of St. Augustine.
• adjective a rule for religious communities based upon the 109th letter of St. Augustine, and adopted by the Augustinian orders.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

• adjective of, or relating to St Augustine of Hippo
• adjective of, or relating to several religious orders influenced by him
• noun a follower of St Augustine, of his doctrines
• noun a friar of monk of any Augustinian order

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

• noun a Roman Catholic friar or monk belonging to one of the Augustinian monastic orders