Breadcrumb Home > Dictionary > Index G Grand Canyon National Park: Meaning and Definition of Find definitions for: Grand' Can'yon Na'tional Park' Pronunciation: [key] a national park in N Arizona, including part of the Grand Canyon and the area around it. 1009 sq. mi. (2615 sq. km). Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Grand Canyon Grand Canyon State ✖ Related Content Daily Word Quiz: evanescent Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language