Pa
[n] an electronic amplification system used as a communication system in public areas
[n] a Mid-Atlantic state; one of the original 13 colonies
[n] an informal term for a father; probably derived from baby talk
[n] a unit of pressure equal to one newton per square meter
[n] a short-lived radioactive metallic element formed from uranium and disintegrating into actinium and then into lead
Related Information
Synonyms
atomic number 91, dad, dada, daddy, Keystone State, PA system, papa, pappa, pascal, pater, Pennsylvania, pop, protactinium, protoactinium, public address system
Related Terms
abba, audio sound system, audiophile, binaural system, bitch box, bullhorn, cartridge, ceramic pickup, changer, crystal pickup, dad, daddy, derived four-channel system, discrete four-channel system, father, foster father, four-channel stereo system, genit