RhymeZone: acephali definitions

Definitions of acephali:

noun: A people reported by Herodotus and Josephus to have no heads or removable heads.
noun: (ecclesiastical history) The Eutychians, a Christian sect in the year 482 without a leader. See http://www.newadvent.org/cathen/01100c.htm.
noun: (ecclesiastical history) Bishops and certain clergymen not under regular diocesan control.
noun: A class of levelers in the time of King Henry I.

(Definitions from Wiktionary)