English abbreviations from psst to psy
- PSST (Photonics Simulation Software For Teaching)
- PST (Pacific Standard Time (UTC-8 hours))
- PSTA (Pak Swedish Teachers Association)
- P-STATIC (Precipitation Static)
- PSTM (Photon Scanning Tunneling Microscopy)
- PSTN (Public Switched Telephone Network)
- PSTV (Plattsburgh State Television)
- PSU (Passenger service unit)
- PSULC (Pangasinan State University Lingayen Campus)
- PSUT (Princess Sumaya University for Technology)
- PSV (Philips Sport Vereniging (Dutch for "Philips Sports Union"))
- PSVAL (Pressure Evaluation Log)
- PSVI (Post-Schema-Validation Infoset)
- PSW (Program Status Word)
- PSWC (Penn State Wrestling Club)
- PSWS (Parenting Skills Workshop Series)
- PSWU (Public Services Workers' Union)
- PSX (Palacios Municipal Airport)
- PSY (Port Stanley Airport)
