Term

Ontological Argument

An argument for God's existence that concludes the greatest conceivable being must exist in reality as well as in thought.

Filed underTheology Proper

Definition

An argument for the existence of God that begins with the idea of God as the greatest conceivable being and concludes that such a being must exist in reality as well as in thought.

Connections

Follow this entry through the Lexicon.

See also: Cosmological ArgumentTerm

Sources

1.Wayne A. Grudem Systematic Theology: An Introduction to Biblical Doctrine. 2nd ed.. (Grand Rapids, MI: Zondervan Academic, 2020). 9A.2Original citation: Grudem, Wayne A. Systematic Theology: An Introduction to Biblical Doctrine. 2nd ed. Grand Rapids, MI: Zondervan Academic, 2020, 9A.2.

Last revised August 14, 2026