/ Dictionary / Index R Roosevelt Dam: Meaning and Definition of Find definitions for: Roo'sevelt Dam' Pronunciation: [key] a dam on the Salt River, in central Arizona. 284 ft. (87 m) high; 1080 ft. (329 m) long. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Roosevelt Corollary Rooseveltian Related Content Daily Word Quiz: clairvoyant Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language