an ecclesiastic of a high order, as an archbishop, bishop, etc.; a church dignitary.
Origin: 1175–1225; ME prelat < ML praelātus a civil or ecclesiastical dignitary, n. use of L praelātus (ptp. of praeferre to prefer), equiv. to prae-pre-+ lātus, suppletive ptp. of ferre to bear1
prel·ate (prěl'ĭt) n. A high-ranking member of the clergy, especially a bishop.
[Middle English prelat, from Old French, from Medieval Latin praelātus, from Latin, past participle of praeferre, to carry before, to prefer : prae-, pre- + lātus, brought; see telə- in Indo-European roots.] pre·lat'ic (prĭ-lāt'ĭk) adj.