catechetic , also: catechetical

The majority of his works are catechetic books.

After the suppression of his order appeared "Apparatus catecheticus" ("Catechetic Apparatus", Augsburg, 1775), a collection of 1500 examples, illustrative of the teachings of Christianity.

There are patristic, biblical, dogmatic, liturgic, historical, homiletic, catechetic writings, classic languages dictionaries and textbooks, studies on Byzantine art and Orthodox iconography, and on the Romanian history and civilization of the 18th century.