| Acronym | Meaning |
| STD | S?o Tom? And PrĀncipe Dobra (ISO 4217 Currency Code) -Sexually Transmitted Disease |
| CIPE | (European) Centre For International Political Economy |
| KHM | Cambodia (ISO 3166 Trigram) |
| SAAFR | Standard Use Army Aircraft Flight Route (safer) |
| CSRF | Cross-Site Request Forgery |
| MBT | Main Battle Tank |
| UNEP | United Nations Environment Programme |
| SART | Situational Awareness Rating Technique |
| FY | West Frisian Language (ISO 639-1 Code) |
| LEC | Local Exchange Carrier |