/ Dictionary / Index G Grand Canyon: Meaning and Definition of Find definitions for: Grand' Can'yon Pronunciation: [key] a gorge of the Colorado River in N Arizona. over 200 mi. (320 km) long; 1 mi. (1.6 km) deep. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Grand Canary Grand Canyon National Park Related Content Daily Word Quiz: ounterfeit Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language