Breadcrumb Home > Dictionary Cite Meaning of dept. Find definitions for: dept. Pronunciation: [key] department. deponent. deputy. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. depside Deptford Related Content Daily Word Quiz: apotheosis Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language