ontological argument

noun

, Philosophy.

1. an a priori argument for the existence of God, asserting that as existence is a perfection, and as God is conceived of as the most perfect being, it follows that God must exist; originated by Anselm, later used by Duns Scotus, Descartes, and Leibniz.

ontological argument

noun

1. See teleological argument, cosmological argument
   the traditional a priori argument for the existence of God on the grounds that the concept itself necessitates existence Compare cosmological argument teleological argument
2. any analogous argument from the nature of some concept to the existence of whatever instantiates it

Word History and Origins

Origin of ontological argument¹

First recorded in 1875–80

Example Sentences

If the famous ontological argument for the being of God has been refuted, we shall not, on that account, tremble for the ark.

From Project Gutenberg

Thus the argument from causation throws us back on the so-called ontological argument, whose futility has already been shown.

From Project Gutenberg

Are you not mocking me and deceiving yourself with the old ontological argument?

From Project Gutenberg

Kant has put this point in clear light in his criticism of the ontological argument.

From Project Gutenberg

Stewart had spoken doubtfully of the ontological argument for theology.

From Project Gutenberg