/ Dictionary / Index W Wilson Dam: Meaning and Definition of Find definitions for: Wil'son Dam' Pronunciation: [key] a dam on the Tennessee River, in NW Alabama, at Muscle Shoals: a part of the Tennessee Valley Authority. 4862 ft. (1482 m) long; 137 ft. (42 m) high. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Wilson cloud chamber Wilsonian Related Content Daily Word Quiz: candor Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language