- OP
- Operation (Medical » Physiology)**** Operations (Governmental » Military)* Out Of Print (Community » Media)* Office Products (Business » Products)* Obras Publicas (International » Guatemalan)* Other Peoples (Medical » Laboratory)* On Program (Medical » Hospitals)* Out Patient (Medical » Physiology)* On Plan (Business » General)* Official Publication (Governmental » US Government)* Open Position (Community » Sports)* Open Platform (Computing » Hardware)* Operating Plan (Governmental » Military)* Observation Post (Governmental » Military)* Overall Position (Governmental » Military)* Open Pollinated (Academic & Science » Botany)* Orange Pekoe (Miscellaneous » Food)* Operator Panel (Computing » General)* Orthographic Projection (Community » Media)* Outline Processor (Computing » General)* Official Photographer (Business » Positions)* Open Plug (Computing » Hardware)* Opportunity Profile (Governmental » Military)* Outstanding Performer (Community » Media)* Occiput Posterior (Medical » Physiology)* Outside Partner (Business » General)
Abbreviations dictionary. 2012.