public address system, P.A. system, PA system, P.A., PA(noun)
an electronic amplification system used as a communication system in public areas
dad, dada, daddy, pa, papa, pappa, pop(noun)
an informal term for a father; probably derived from baby talk
protactinium, protoactinium, Pa, atomic number 91(noun)
a short-lived radioactive metallic element formed from uranium and disintegrating into actinium and then into lead
a unit of pressure equal to one newton per square meter
Pennsylvania, Keystone State, PA(adverb)
a Mid-Atlantic state; one of the original 13 colonies
per annum, p.a., per year, each year, annually(adverb)
by the year; every year (usually with reference to a sum of money paid or received)
"he earned $100,000 per annum"; "we issue six volumes per annum"
ap , Ap, AP
The numerical value of p.a. in Chaldean Numerology is: 9
The numerical value of p.a. in Pythagorean Numerology is: 8
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