/ Dictionary / Index D Department of Labor: Meaning and Definition of Find definitions for: Depart'ment of La'bor Pronunciation: [key] the department of the U.S. federal government that promotes and improves the welfare, opportunities, and working conditions of wage earners. Abbr.: DOL Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Department of Justice Department of State Related Content Daily Word Quiz: paradox Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language