PSX
| Acronym | Definition |
|---|---|
| PSX | Sony Playstation |
| PSX | Playstation X (name of the CD add-on unit for the pre-production NES) |
| PSX | Play Station |
| PSX | Personal Stamp Exchange (rubber stamps) |
| PSX | Proteasome Subunit X |
| PSX | Professional Services Expo |
| PSX | Premium Supplier Exchange (Heiler Software AG) |