Consubstantial A Latin term, deriving from the Greek term homoousios, literally meaning “of the same substance.” The term is used to affirm the full divinity of Jesus Christ, particularly in opposition to Arianism.
Creed A formal definition or summary of the Christian faith, held in common by all Christians. The most important are those generally known as the “Apostles’ Creed” and the “Nicene Creed.”
Deism A term used to refer to the views of a group of English writers, especially during the seventeenth century, the rationalism of which anticipated many of the ideas of the Enlight- enment. The term is often used to refer to a view of God which recognizes the divine creatorship, yet which rejects the notion of a continuing divine involvement with the world.