/ Dictionary / Index A AP: Meaning and Definition of Find definitions for: AP Pronunciation: [key] See Advanced Placement. See See antipersonnel. ap- Pronunciation: [key] var. ofbefore p: appear. ap- Pronunciation: [key] var. ofbefore a vowel or h: aphelion. Ap. Pronunciation: [key] Apostle. Apothecaries'. April. A/P Pronunciation: [key] account paid. accounts payable. authority to pay or purchase. a.p. Pronunciation: [key] additional premium. author's proof. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. aoudad apa Related Content Daily Word Quiz: supine Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language