/ Dictionary / Index G Great Sandy Desert: Meaning and Definition of Find definitions for: Great' Sand'y Des'ert Pronunciation: [key] a desert in NW Australia, ab. 300 mi. (485 km) long; 500 mi. (800 km) wide; ab. 160,000 sq. mi. (414,400 sq. km). See Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Great Salt Lake Desert Great Sanhedrin Related Content Daily Word Quiz: verdant Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language