/ Dictionary / Index C cosmological argument: Meaning and Definition of Find definitions for: cosmolog'ical ar'gument Pronunciation: [key] — Philos. Philos. an argument for the existence of God, asserting that the contingency of each entity, and of the universe composed wholly of such entities, demands the admission of an adequate external cause, which is God. Also calledCf. first-cause argument. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. cosmography cosmological constant Related Content Daily Word Quiz: agitated Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language