Blessings!
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Some Common Religious Institutes of Men in the United States:
C.J.M. ? Congregation of Jesus and Mary (Eudists)
C.M. ? The Congregation of the Mission (Vincentians or Lazarists)
C.M.F. ? Missionary Sons of the Immaculate Heart of Mary (Claretians)
C.P. ? The congregation of the Passion (Passionists)
C.S.C. ? Congregation of the Holy Cross (Holy Cross Fathers)
C.S.P. ? Congregation of St. Paul (Paulists)
C.SS.R. - Congregation of the Most Holy Redeemer (Redemptorists)
C.SS.S. ? Congregation of the Most Holy Savior (Brigettines)
F.S.C. - Brothers of the Christian Schools (Christian Brothers)
F.S.P.X. - Fraternity of St. Pius X F.S.S.P ? Priestly Fraternity of St. Peter
L.C. ? Legionaries of Christ
O.C. or O.Carm. - Order of Carmelites O.Cart. ? Order of Carthusians
O.Cist. ? Order of Cistercians
O.C.D. ? Order of Discalced (Barefooted) Carmelites
O.C.S.O. - Order of Cistercians of the Strict Observance (Trappists)
O.F.M. ? Order of Friars Minor (Franciscans)
O.M.I. ? Oblates of Mary Immaculate
O.P. ? Order of Friars Preachers (Dominicans)
O.S.A. ? Order of St. Augustine (Augustianians)
O.S.B. ? Order of St. Benedict (Benedictines)
O.S.F. ? Franciscan Brothers
O.S.J.D. ? The Order of St. John of God (Brothers of Mercy, or Mercederians)
S.V.P. ? Society of St. Vincent de Paul
S.J. - Society of Jesus (Jesuits)
Some Common Religious Institutes of Women in the United States:
C.S.J. ? Sisters of St. Joseph
C.V. ? Sorer Vitae (Sisters of Life)
D.C. ? Daughters of Charity, Sister of Charity of St. Vincent de Paul
F.M.A. ? Daughters of Mary Help of Christians (Salesian Sisters)
M.C. ? Missionaries of Charity
O.C. or O.Carm. - Carmelite Sisters
O.P. ? Dominican Sisters
O.S.B. ? Benedictine Sisters
O.S.F. ? Franciscan Sisters
O.S.M. ? Order of the Servants of Mary (Servites)
O.S.U ? The Ursulines
P.C. ? Poor Clares
S.C. ? Sisters of Charity
Academic Degrees for Religious
B.C.L.? Bachelor of Canon (or Civil) Law - Baccalaureus Canonicae (sive Civilis) Legis
B.U.J. ? Bachelor of Both (canon and civil) Laws ? Baccalaureus utriusque Juris
D.C.L. ? Doctor of Canon (or Civil) Law ? Doctor Canonicae (sive Civilis) Legis
D.D. ? Doctor of Divinity ? Divinitatis Doctor
D.S.S. ? Doctor of Holy Scripture ? Doctor Sacrae Scripturae
J.C.D. ? Doctor of Canon (or Civil) Law ? Juris Canonici (sive Civilis) Doctor
J.C.L. ? Licentiate of Canon (or Civil) Law ? Licentiatus Juris Canonici (sive Civilis) Doctor
L.S.S. ? Licentiate of Sacred Scripture ? Licentiatus Sacrae Scripturae
Ph.D. ?Doctor of Philosophy ? Philosophiae Doctor
S.T.B. ? Bachelor of Sacred Theology - Sacrae Theologiae Baccalaureus
S.T.D.? Doctor of Sacred Theology ? Sacrae Theologiae Doctor
S.T.L. ? Licentiate of Sacred Theology ? Sacrae Theologiae Licentiatus
S.T.M. ? Master of Sacred Theology ? Sacrae Theologiae Magister
S.T.P. ? Professor of Sacred Theology ? Sacrae Theologiae Professor
Th.D. ? Doctor of Theology ? Theologiae Doctor.
Abbreviations for religious mottos:
A.M.D.G. ? Ad Majorem Dei Gloriam ? For the greater glory of God
D.O.M. ? Deus Optimus Maximus ? The Most Excellent God
U.I.O.G.D. ? Ut In Omnibus Glorificetur Deus ? That God may be glorified in all things.
Thanks to: http://www.traditioninaction.org/religious...ressClergy.html