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Collins Concise English Dictionary © HarperCollins Publishers:: p.a. abbreviation for - per annum
Etymology: Latin: yearly PA, an abbreviation of:- Pennsylvania.
- Sound Reproductionpublic-address system.
Pa., an abbreviation of:- Place NamesPennsylvania.
P.A., an abbreviation of:- public-address system.
WordReference Random House Unabridged Dictionary of American English © 2024P.A., + - AbbreviationsParents' Association.Also, PA
WordReference Random House Unabridged Dictionary of American English © 2024pa (pä, pô),USA pronunciation n. [Informal.]- Informal Termsfather.
PA, - Parents' Association.
- paying agent.
- Pennsylvania (approved esp. for use with zip code).
- Medicinephysician's assistant.
- press agent.
- Sound Reproductionpublic-address system.
Pa, [Physics.]- Chemistry, Physicspascal;
pascals.
Pa, [Symbol, Chem.]- protactinium.
Pa., - Place NamesPennsylvania.
P.A., - Parents' Association.
- Business[Insurance.]particular average.
- passenger agent.
- post adjutant.
- Lawpower of attorney.
- press agent.
- public-address system.
- publicity agent.
- purchasing agent.
p.a., - Grammarparticipial adjective.
- per annum.
- press agent.
p.-a., - Sound Reproductionpublic-address system.
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