Merriam-Webster Collegiate Dictionary - presbyter

 noun  Etymology: Late Latin, elder, priest, from Greek ~os, comparative of presbys old man, elder; akin to Greek pro before and Greek bainein to go — more at for, come  Date: 1597  1. a member of the governing body of an early Christian church  2. a member of the order of priests in churches having episcopal hierarchies that include bishops, priests, and deacons  3. elder 4b  • ~ate noun