/ Dictionary / Index A apace: Meaning and Definition of Find definitions for: a•pace Pronunciation: (u-pās'), [key] — adv. with speed; quickly; swiftly. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: apace (Thesaurus) apa apache Related Content Daily Word Quiz: blithesome Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language