Breadcrumb Home > Dictionary > Index P Cite p. ae.: Meaning and Definition of Find definitions for: p. ae. Pronunciation: [key] (in prescriptions) equal parts. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Padus paean TrendingHere are the facts and trivia that people are buzzing about. January 2021 Current Events: US News A History of the New Year Saying "Happy New Year!" Around the World Noble Titles and Ranks in a Monarchy The 5 Best Air Purifiers of 2020 How U.S. Presidential Elections Work Related Content Daily Word Quiz: troglodyte Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language