Click here to advertise on CatholicCulture.org

Dictionary

A modern dictionary of Catholic terms, both common and obscure. Find accurate definitions of words and phrases.

Search:

Or browse the dictionary by selecting a letter!
A B C D E F G H I J K L M N O P Q R S T U V W X Y Z

ONTOLOGY

The science of being. In scholastic philosophy it is the equivalent of metaphysics, or at least of that branch of metaphysics which deals with the philosophy of reality. (Etym. Greek ontos, being + logia, science, knowledge.)

All items in this dictionary are from Fr. John Hardon's Modern Catholic Dictionary, © Eternal Life. Used with permission.

Subscribe for free
Click here to advertise on CatholicCulture.org

Recent Catholic Commentary

New Ebook on Renewal and Evangelization 23 hours ago
More evidence that you can't trust the Pill 24 hours ago
Did Cardinal McCarrick compare Allah to the Trinity? 24 hours ago
An intriguing new Catholic publisher: Tuscany Press September 15
Calvary is a must-see Catholic film September 15

Top Catholic News

Most Important Stories of the Last 30 Days