/ Dictionary / Index P pa: Meaning and Definition of Find definitions for: pa Pronunciation: (pä, pô), [key] — n. Informal. father. PA Pronunciation: [key] Parents' Association. paying agent. Pennsylvania (approved esp. for use with zip code). physician's assistant. press agent. public-address system. Pa Pronunciation: [key] — Physics. Physics. pascal; pascals. Pa Pronunciation: [key] — Symbol, Chem. protactinium. Pa. Pronunciation: [key] Pennsylvania. P.A. Pronunciation: [key] Parents' Association. particular average. passenger agent. post adjutant. power of attorney. press agent. public-address system. publicity agent. purchasing agent. p.a. Pronunciation: [key] participial adjective. per annum. press agent. p.-a. Pronunciation: [key] public-address system. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: pa (Thesaurus) P, p pa'anga Related Content Daily Word Quiz: philanthropy Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language