PSH
- Georgia (country)
- PSSH (disambiguation)
- Parma Senior High School
- Paroxysmal sympathetic hyperactivity
- Past surgical history
- Pershore railway station
- Petrograd Standard Hundred
- Philip Seymour Hoffman
- PlayStation Home
- Plurisubharmonic function
- Polythematic structured-subject heading system
- Portable Surgical Hospital
- Prebisch–Singer hypothesis
- Primary State Highways (Washington)
- Psychosocial hypothesis
- Public Service Hall
- Pumped-storage hydroelectricity