Etymology of the English word ecclesiastic
the English word ecclesiastic
derived from the Late Latin word ecclesiasticus (churchman, ecclesiastic; church member; ecclesiastic, canonical, of)
derived from the Greek word ekklesiastikos, ἐκκλησιαστικός
derived from the Greek word ekklesiastes
derived from the Late Greek word ekklesia, ἐκκλησία (a calling out; (concretely) a popular meeting, especially a religious congregation (Jewish synagogue, or Christian community of members on earth or saints in heaven or both))