n. A compendium containing the heads of a discourse, the main propositions of a course of lectures, etc.; an abstract; a table of statements contained in any writing, of a scheme of lessons, or the like.n. In the Roman Catholic Church, a summary statement and enumeration of the points decided by an act or decree of ecclesiastical authority; specifically, a catalogue formulating eighty heresies condemned by Pope Pius IX. in 1864, annexed to the encyclical letter Quanta Cura. See the quotation.n. Synonyms Compendium, Epitome. See abridgment.