Definitions for "OPG"
Oxalase-phenol-glycerin (preservative solution)
short for orthopantogram, which is an x-ray technique for imaging the bones of the jaws and the teeth. See OPG and Cephalometry.
Keywords:  paymaster, office, general
Office of HM Paymaster General
Keywords:  ontario, power, generation
Ontario Power Generation
Operational Program Grant. A grant to private and voluntary organizations to carry out specific programs.