Pertaining or relating to the church; churchly; not civil or secular: as, ecclesiastical discipline or government; ecclesiastical affairs, history, or polity; ecclesiastical courts. Sometimes abbreviated eccl., eccles.A standing commission in England, created by Parliament in the early part of the nineteenth century, invested with important powers for the reform of the established church. Its plans have to be submitted, after due notice to persons interested, to the sovereign in council, and be ratified by orders in council; but after ratification and due publication they have the same effect as acts of Parliament.a fictitious month used in determining the date of Easter. It is made purposely to depart from the natural month, to avoid the possibility of a coincidence of Easter with the Jewish Passover.