| Acronym | Definition |
|---|
| XPA➣Xeroderma Pigmentosum Group A (protein) |
| XPA➣X Public Access |
| XPA➣Extra Points Attempted (football) |
| XPA➣XpressNet Phone Adapter (Lenz Elektronik, GmbH) |
| XPA➣Extent of Play Agreement (homeland security) |
| XPA➣Xilinx Productivity Advantage (Xilinx, Inc.; San Jose, CA) |
| XPA➣Xeroderma Pigmentosa-A (disease) |