P.A. — synonyms, definition

1. P.A. (Noun)

Keystone State P.A. system PA system Pennsylvania atomic number 91 da dad dada daddy pa papa pappa pappy pascal pop poppa protactinium protoactinium public address system

P.A. (Noun) — An electronic amplification system used as a communication system in public areas.

P.A. (Noun) — A Mid-Atlantic state; one of the original 13 colonies.

P.A. (Noun) — A unit of pressure equal to one newton per square meter.

P.A. (Noun) — A short-lived radioactive metallic element formed from uranium and disintegrating into actinium and then into lead.

P.A. (Noun) — An informal term for a father; probably derived from baby talk.

American state begetter communication system father male parent metal metallic element pressure unit AMP Alleghenies Allegheny Allegheny Mountains Allegheny River Allentown Altoona Bethlehem Blue Ridge Blue Ridge Mountains Chester City of Brotherly Love Erie Gettysburg Harrisburg Lehigh River Monongahela Monongahela River Penn Pennsylvania • • • America Mid-Atlantic states U.S. U.S.A. USA United States United States of America the States us

2. P.A. (Adverb)

annually each year per annum per year

P.A. (Adverb) — By the year; every year (usually with reference to a sum of money paid or received). ex. "he earned $100,000 p.a."