What does PA stand for?

Have you come across the acronym PA and wondered what does it stand for? Well, in different context, the acronym will stand for different things. Let's see what are they.
Penlighten Staff
Acronyms or abbreviations are formed using the initial components in a phrase or name. Individual letters or parts of words can be used to make acronyms. There is no universal rule on the exact definition of the various terms or on written usage. Acronyms or word abbreviations are popular and have historical use in the English language. At the same time, they also exist in most other languages. One acronym which most of us might have come across is PA. This Penlighten article shall try to explain the different meanings this acronym.
... After an Attorney's Name
PA after an attorney's name stands for 'Professional Association'.
... After a Doctor's Name
PA written after a doctor's name stands for 'Physician Assistant'. He performs similar duties as a regular physician; however, under the supervision of a licensed physician only. A PA is not directly allowed to perform surgery, but can assist the physician in the surgery.
... in Music
PA stands for 'Public Address' in music.
Other Meanings of PA are...
PA - Pennsylvania (US postal abbreviation)
PA - Purchasing Agent
PA - Panama
PA - Paraguay
PA - Pre Approval (to adopt)
PA - Palo Alto (California)
PA - Power Amplifier
PA - Public Affairs
PA - Per Annum
PA - Palestinian Authority
PA - Pay Attention
PA - Public Administration
PA - Port Authority (of NY and NJ)
PA - Privacy Act
PA - Power of Attorney
PA - Port Angeles (Washington)
PA - Plate Appearance (Baseball)
PA - Put Away
PA - Personal Assistant
PA - Police Academy
PA - Performance Analysis
PA - Professional Association
PA - Pass Along
PA - Pan Am (airline)
PA - Publishers Association
PA - Polyamide
PA - Peace Agreement
PA - Psychoanalysis
PA - Public Assistance
PA - Plein Air (Quebec)
PA - Prior Authorization (Pharmacy Benefits)
PA - Pseudomonas aeruginosa (bacteria)
PA - Policy Analyst
PA - Bureau of Public Affairs
PA - Programmer/Analyst
PA - Process Analysis
PA - Performance Assessment
PA - Project Architect
PA - Public Accounting
PA - Pulmonary Artery
PA - Production Assistant
PA - Pale Ale
PA - Protected Area (conservation)
PA - Psoriatic Arthritis
PA - Production Assistant (filmmaker)
PA - Parents Association
PA - Points Against
PA - Program Administrator
PA - Program Announcement
PA - Performance Appraisal
PA - Personal Appearance
PA - Public Announcement
PA - Program Assistant
PA - Parental Advisory
PA - Post-Apocalyptic
PA - Port Adapter (Cisco)
PA - Public Aid (Medicaid)
PA - Public Appearance
PA - Polk Audio
PA - Peace Arch (US/Canada border)
PA - Perfect Attendance
PA - Particle Accelerator
PA - Policy Article (medical policy)
PA - Personal Accident (insurance)
PA - Planning Authority
PA - Pantothenic Acid
PA - Problem Analysis
PA - Program Access
PA - Project Administrator
PA - Project Accounting
PA - Publish America (book publisher)
PA - Pancreatic Adenocarcinoma
PA - Pollution Abatement
PA - Personnel Action
PA - Paying Agent
PA - Pax Americana
PA - Personal Adviser
PA - Protective Antigen (microbiology)
PA - Press Agent
PA - Protocol Analyzer
PA - Preparing Activity
PA - Privatization Agency
PA - Point Analysis
PA - Persistent Asthma
PA - Private Account
PA - Performance Assurance
PA - Process Area
PA - Processing Activities
PA - Project Analyst
PA - Predictive Analysis
PA - Peer Advisor
PA - Professional Associates
PA - Power Automation
PA - Pension Adjustment
PA - Project Assessment
PA - Pressure Altitude
PA - Personal Alarm
PA - Private Adoption
PA - Precision Approach (avionics)
PA - Project Agreement
PA - Posterior Anterior (radiology)
PA - Preventative Action
PA - Product Assurance
PA - Permit Authority
PA - Property Administrator
PA - Preferred Address
PA - Personal Agent
PA - Pending Availability
PA - Partial Agreement
PA - Polyacryl
PA - Privacy Advocate
PA - Pooling Administrator
PA - Principal Administrator
PA - Public Audio
PA - Precision Attack
PA - Project Authorization
PA - Propionic Acidemia
PA - Pathologists' Assistant
PA - Production Agency
PA - Participatory Appraisal
PA - Pressure Alarm
PA - Proof Assistant
PA - Program Authorization
PA - Prohibited Areas
PA - Project Audit
PA - Public Attorney
PA - Procurement Army
PA - Prosecution Attorney
PA - Payroll Area
PA - Proponent Agency
PA - Proton Affinity
PA - Programming Assistant (campus residential officer)
PA - Post Adjutant
PA - Passenger Address
PA - Partner Association
PA - Paper Advance
PA - Production Acceptance
PA - Passenger Announcement (airlines)
PA - Physician's Association
PA - Professional Audio System
PA - Polar Air Mass
PA - Project Arrangement
PA - Position Approximate
PA - Professor's Assistant
PA - Procurement Authorization
PA - Product Accumulate (linear code)
PA - Pre-Arbitrated
PA - Payload Accommodations
PA - Proxy Agreement
PA - Pre-Auditing
PA - Preplaced-Aggregate (concrete)
PA - Pass-through Applications
PA - Peano Arithmetics
PA - Process Allocator
PA - Position Adaptivity
PA - Procurement Aide/Assistant
PA - Paramedic's Assistant
PA - Program Account/Allocation
PA - Purchasing Aide/Assistant

PA can stand for different things in different context. Although I have tried to include all the meanings of PA, there is a remote possibility that I may have missed out on a meaning. Do let us know through the comments section below.