GPSI
| Acronym | Definition |
|---|---|
| GPSI | Group Policy Software Installation |
| GPSI | General Purpose Serial Interface |
| GPSI | Great Plains Software Inc. (Fargo, ND) |
| GPSI | Graphics Processor Software Interface |
| GPSI | Graduate Public Service Internship (University of Illinois at Springfield) |
| GPSI | General Practitioner with Special Interest |
| GPSI | Global Positioning System Inertial |
| GPSI | Government Project Solutions, Inc. (Titusville, FL) |
| GPSI | Generic Pharmaceutical Services, Inc. (Hauppauge, NY) |
| GPSI | General Purpose Steel, Inc. (Turtle Creek, PA) |