| Acronym | Definition |
|---|
| psis➣Persatuan Sepakbola Seluruh Indonesia (Malay: All Indonesia Football Association) |
| psis➣Product Safety Information System |
| psis➣Posterior Superior Iliac Spine |
| psis➣Pounds Per Square Inch |
| psis➣Programme for Strategic and International Security Studies |
| psis➣Private Security and Investigative Services (Canada) |
| psis➣Population and Social Integration Section |
| psis➣Personal Spine Information Service (central NHS database containing clinical records for each NHS patient) |
| psis➣Preparatory School for International Students (Ukraine) |
| psis➣Postsecondary Student Information System (national survey; Canada) |
| psis➣Public Service Investment Society (New Zealand) |
| psis➣Philippine Society for Industrial Security |
| psis➣Personal Space Invasion Syndrome |
| psis➣Police Station Information System (UK) |
| psis➣Plastic Surgery Information Service |
| psis➣Pyro's Single Image Stereogram maker |
| psis➣Positioning System with Integrated Services |
| psis➣Private Security Investigator Specialist |
| psis➣Public Safety Information Systems |