| Acronym | Meaning |
| HEP | High-Explosive Plastic (ammunition) |
| SMO | Samoan Language (ISO 639-2 Code) |
| PMSC | NATO Political-Military Steering Committee On Partnership For Peace |
| MBCS | Multi-Byte Character Set |
| PAWS | Phased Array Warning System - Progressive Animal Welfare Society |
| ERA | Earned Run Average - Engineering Research Associates - Equal Rights Amendment - English Racing Automobiles - European Railway Agency |
| USNS | United States Naval Ship |
| WOLOG (OR WLOG) | WithOut Loss Of Generality |
| HLA | High Level Architecture - Human Leukocyte Antigen |
| SVM | Support Vector Machine (artificial Intelligence) |