123 PRA definitions

Primary Rate Access 
Paperwork Reduction Act 
Probabilistic Risk Assessment 
Participatory Rural Appraisal 
Planetary Radio Astronomy 
Plasma renin activity 
praefke 
Progressive Retinal Atrophy 
PARAMATIC 
patient record architecture 
Pendulous Reference Axis 
Planned Regulatory Action 
Presidential Records Act 
probabilistic risk analysis 
Paint Research Association 
panel reactive antibody 
Patient Reporting Activity 
People's Revolutionary Army 
Percent Reactive Antibody 
permanent resident alien 
plutonium recycle acid 
Precision Radar Approach 
Pre-Retirement Association 
Primary Review Authority 
Project Review Authority 
IATA code for General Urquesa Airport, Parana, Argentina 
PAL recode adapter 
panel reactive antibodies 
panel reactivity 
panel-reactive antibody 
Paper Reduction Act 
Parabolic Reflector Antenna 
Pars Aviation Service 
Participatory Rural Assessment 
Particle Reinforced Aluminum 
Particular Risks Analysis 
pattern analysis 
Payment Requestor Administrator 
PCR restriction analysis 
PCR-restriction enzyme analysis