- PPA
- Participatory Poverty Assessment (Governmental » US Government)**** Polyphthalamide (Miscellaneous » Plastics)*** Professional Photographers Association (Business » Accounting)* Provisional Patent Application (Governmental » US Government)* Purchased Power Adjustment (Business » General)* Printer Performance Architecture (Computing » Networking)* Physical Point Of Attachment (Governmental » Military)* Pennsylvania Psychological Association (Community » Non-Profit Organizations)* Parallel Port Adapter (Computing » Hardware)* Phenylpropanolamine Hydrochloride (Medical » Physiology)* Puppy Protection Act (Medical » Veterinary)* Puppy Protection Act (Community » Law)* Purified Phosphoric Acid (Academic & Science » Chemistry)* per Prokura (Medical » Oncology)* Portland Police Association (Governmental » Police)* Privacy Protection Act of 1980 (Computing » Security)* Program Project Activity (Business » General)* Powerside Personal Assistant (Computing » Software)* Polynomial Parity Argument (Academic & Science » Mathematics)* Principal Purchasing Agency (Governmental » US Government)* Principal Purchasing Agency (Governmental » Military)* PERSINS Processing Activity (Governmental » Military)* Pencil And Paper Arithmetic (Academic & Science » Mathematics)* Pseudorotation Phase Angle (Academic & Science » Mathematics)* Patriot Parents Association (Academic & Science » Universities)* Planning, Preparation, and Administration (Business » General)
Abbreviations dictionary. 2012.