Search Result for "pa": 
Wordnet 3.0

NOUN (5)

1. an informal term for a father; probably derived from baby talk;
[syn: dad, dada, daddy, pa, papa, pappa, pop]

2. a short-lived radioactive metallic element formed from uranium and disintegrating into actinium and then into lead;
[syn: protactinium, protoactinium, Pa, atomic number 91]

3. a unit of pressure equal to one newton per square meter;
[syn: pascal, Pa]

4. a Mid-Atlantic state; one of the original 13 colonies;
[syn: Pennsylvania, Keystone State, PA]

5. an electronic amplification system used as a communication system in public areas;
[syn: public address system, P.A. system, PA system, P.A., PA]


The Collaborative International Dictionary of English v.0.48:

Pa \Pa\ (p[aum]), n. A shortened form of Papa. [1913 Webster]
WordNet (r) 3.0 (2006):

pa n 1: an informal term for a father; probably derived from baby talk [syn: dad, dada, daddy, pa, papa, pappa, pop] 2: a short-lived radioactive metallic element formed from uranium and disintegrating into actinium and then into lead [syn: protactinium, protoactinium, Pa, atomic number 91] 3: a unit of pressure equal to one newton per square meter [syn: pascal, Pa] 4: a Mid-Atlantic state; one of the original 13 colonies [syn: Pennsylvania, Keystone State, PA] 5: an electronic amplification system used as a communication system in public areas [syn: public address system, P.A. system, PA system, P.A., PA]
Moby Thesaurus II by Grady Ward, 1.0:

19 Moby Thesaurus words for "pa": abba, dad, daddy, father, foster father, genitor, governor, old man, pap, papa, pappy, pater, paterfamilias, patriarch, pop, pops, sire, stepfather, the old man
Moby Thesaurus II by Grady Ward, 1.0:

45 Moby Thesaurus words for "PA": Gramophone, PA system, Victrola, audio sound system, audiophile, binaural system, bitch box, bullhorn, cartridge, ceramic pickup, changer, crystal pickup, derived four-channel system, discrete four-channel system, four-channel stereo system, hi-fi, hi-fi fan, high-fidelity, intercom, intercommunication system, jukebox, magnetic pickup, monaural system, mono, needle, nickelodeon, phonograph, photoelectric pickup, pickup, public-address system, quadraphonic sound system, radio-phonograph combination, record changer, record player, sound reproduction system, sound truck, squawk box, stereo, stylus, system, tape deck, tape recorder, tone arm, transcription turntable, turntable
V.E.R.A. -- Virtual Entity of Relevant Acronyms (September 2014):

PA Precision Architecture (HP)
The Free On-line Dictionary of Computing (18 March 2015):

pa The country code for Panama. (1999-01-27)