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Bible Encyclopedias

The Catholic Encyclopedia

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Oliver Almond Our Lady of Ambronay Orders of St. Anthony
Our Lady of Arcachon Order of Aviz Osbern Bokenham
Orestes Augustus Brownson Order of the Knights of Christ Origin of the Name of Jesus Christ
Occult Compensation Order of Friars Minor Conventuals Order of Preachers
Order and Abbey of Fontevrault Order of Friars Minor Orders of St. George
Olympe-Philippe Gerbet Order of Gilbertines Our Lady of Charity of the Good Shepherd
Ortwin Gratius Orders of the Holy Ghost Osee
Order of the Incarnate Word and Blessed Sacrament Onno Klopp Orlandus de Lassus
Order of St. Lazarus of Jerusalem Oliver Legipont Ottmar Luscinius
Olaus Magnus Oliver Maillard Osorio Francisco Meneses
Ostensorium (Monstrance) Owen Roe O'neill O Antiphons
O Deus Ego Amo Te O Filii Et Fili&Aelig; O Salutaris Hostia
Oates's Plot Oaths Oaxaca
Obba Obedience Obedientiaries
Oblate Sisters of Providence Oblates of Mary Immaculate Oblates of Saint Francis de Sales
Oblati Obligation Obregonians
Obreption Occasionalism Occasions of Sin
Occult Art, Occultism Occurrence Octavarium Romanum
Octave Odo of Canterbury Odo of Cheriton
Odo of Glanfeuil Oettingen Offa
Offerings Offertory Office of the Dead
Ogliastra Ohio Oil of Saints
Ointment in Scripture Oklahoma Olba
Old Catholics Old Hall (St. Edmund's College) Oldenburg

Welcome to the 'The Catholic Encyclopedia', one of the encyclopedia resources FREELY available on!

Containing 11,511 entries cross-referenced and cross-linked to other resources on, this resource can be classified as a required reference book for any good study library.

The 1914 Catholic Encyclopedia was the most comprehensive resource on Catholic teaching, history, and information ever gathered in all of human history. Originally printed in fifteen hardcopy volumes, it covered science, literature, history, doctrine, saints, government, art and much more in the 11,000+ entries.

All scripture references and reference to other entries within the text have been linked. To use this resource to it's full potential, follow all the links presented within the text of the entry you are reading.

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Copyright Statement
These files are public domain.

Lectionary Calendar
Friday, October 20th, 2017
the Week of Proper 23 / Ordinary 28
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