An electronic amplification system used as a communication system in public areas
English: public address system, P.A. system, PA system, P.A., PA
paEnglish
PA, Pa, Keystone State, P.A., P.A. system
Noun
A Mid-Atlantic state, one of the original 13 colonies
English: Pennsylvania, Keystone State, PA
Bahasa: Keystone State, Pennsylvania
An informal term for a father, probably derived from baby talk
English: dad, dada, daddy, pa, papa, pappa, pop
2 more noun senses
A unit of pressure equal to one newton per square meter
English: pascal, Pa
A short-lived radioactive metallic element formed from uranium and disintegrating into actinium and then into lead
English: protactinium, protoactinium, Pa, atomic number 91
Bahasa: protaktinium