/ Dictionary / Index C colorado: Meaning and Definition of Find definitions for: col•o•rad•o Pronunciation: (kol"u-rad'ō, -rä'dō), [key] — adj. (of cigars) of medium color and strength. Col•o•rad•o Pronunciation: (kol"u-rad'ō, -rä'dō), [key] — n. a state in the W United States. 2,888,834; 104,247 sq. mi. (270,000 sq. km). Cap.: Denver. Abbr.: CO (for use with zip code), Col., Colo. a river flowing SW from N Colorado through Utah and Arizona into the Gulf of California: Grand Canyon; Boulder Dam. 1450 mi. (2335 km) long. a river flowing SE from W Texas to the Gulf of Mexico. 840 mi. (1350 km) long. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: colorado (Thesaurus) colorable Colorado blue spruce Related Content Daily Word Quiz: arboreal Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language