A Presbyterian is a member of the Presbyterian church. a member of a Protestant church, which is one of the largest churches in the US, and is the national church of Scotland
Presbyterian means belonging or relating to a Protestant church, found especially in Scotland or the United States, which is governed by a body of official people all of equal rank. a Presbyterian minister
Of or pertaining to a presbyter, or to ecclesiastical government by presbyters; relating to those who uphold church government by presbyters; also, to the doctrine, discipline, and worship of a communion so governed