/ Dictionary / Index A appl.: Meaning and Definition of Find definitions for: appl. Pronunciation: [key] appeal. applicable. applied. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Appian Way applanate Related Content Daily Word Quiz: cautious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language