- PGR
- Procuraduría General de la República (International » Mexican)* Plant Growth Regulator (Miscellaneous » Farming)* Per Grazia Ricevuta (International » Italian)* Plant Gene Register (Academic & Science » Botany)* Plant Genome Research (Governmental » US Government)* Population Growth Rate (Governmental » US Government)* Planning, Grants, and Research Office (Academic & Science » Universities)* Progressive Corporation of Ohio (Business » NYSE Symbols)* Planning, Grants, And Research Director's Office (Community » Law)
Abbreviations dictionary. 2012.