"Pope" is a pronominal honorific, not an office or a title, meaning "Father" (the common honorific for all clergy). The honorific "pope" was from the early 3rd century used for any bishop in the West, and is known in Greek as far back as Homer's Odyssey (6:57).[18] In the East, "pope" is still a common form of address for clergy in the Russian Orthodox Church, and is the style of the Bishop of Alexandria. Pope Marcellinus (d.