Pa

[pah, paw] /pɑ, pɔ/

noun, Informal.
1.
.
Physics.
1.
pascal; pascals.
Symbol, Chemistry.
1.
.
1.
Parents’ Association.
2.
paying agent.
3.
Pennsylvania (approved especially for use with zip code).
4.
physician’s assistant.
5.
press agent.
6.
public-address system.
1.
.
1.
Parents’ Association.
2.
Insurance. particular average.
3.
passenger agent.
4.
post adjutant.
5.
power of attorney.
6.
press agent.
7.
public-address system.
8.
publicity agent.
9.
purchasing agent.
1.
participial adjective.
2.
per annum.
3.
press agent.
1.
public-address system.
/pɑː/
noun
1.
an informal word for father
/pɑː/
noun (NZ)
1.
a Māori village or settlement
2.
(history) a Māori defensive position and settlement on a hilltop
3.
go back to the pa, to abandon city life in favour of rural life
abbreviation
1.
Panama
Chemical symbol
1.
protactinium
symbol
2.
pascal
abbreviation
1.
Pennsylvania
2.
personal appearance
3.
personal assistant
4.
(military) Post Adjutant
5.
power of attorney
6.
press agent
7.
Press Association
8.
(banking) private account
9.
public-address system
10.
publicity agent
11.
Publishers Association
12.
purchasing agent
13.
(insurance) particular average
14.
(in New Zealand) probationary assistant
15.
Panama (international car registration)
abbreviation
1.
Pennsylvania
abbreviation
1.
per annum

1804, colloquial shortening of papa (q.v.).
n.

abbreviation of “public address” (system), attested from 1936.

Pa
The symbol for the element protactinium.

PA or P.A.
abbr.
physician’s assistant
Pa

protactinium
(prō’tāk-tĭn’ē-əm)
Symbol Pa
A rare, extremely toxic, radioactive metallic element of the actinide series that occurs in uranium ores. It has 13 known isotopes, the most stable of which is protactinium 231 with a half-life of 32,760 years. Atomic number 91; approximate melting point 1,550°C; specific gravity 15.37; valence 4, 5. See Periodic Table.

networking
The country code for Panama.
(1999-01-27)
1.
pulmonary artery
2.
Punjabi
1.
pascal
2.
protactinium
1.
Palestinian Authority
2.
Panama (international vehicle ID)
3.
Pennsylvania
4.
physician’s assistant
5.
plate appearances (baseball)
6.
power of attorney
7.
press agent
8.
professional association
9.
prosecuting attorney
10.
public-address system
11.
public affairs
past
per annum