rubric: directions for the conduct of Christian church services (often printed in red in a prayer book)
entity: that which is perceived or known or inferred to have its own distinct existence (living or nonliving)
apocrypha: 14 books of the Old Testament included in the Vulgate (except for II Esdras) but omitted in Jewish and Protestant versions of the Bible; eastern Christian churches (except the Coptic Church) accept all these books as canonical; the Russian Orthodox Church accepts these texts as divinely inspired but does not grant them the same status