| Acronym | Meaning |
| BCC | Blind Carbon Copy |
| REM | Rapid Eye Movement (sleep Phase) - Rosicrucian Egyptian Museum |
| DGPS | Differential GPS |
| UNDCP | United Nations Drug Control Programme |
| ROI | Return On Investment |
| BDTA | British Dental Trade Association |
| CATS | Computer Active Technology Suspension |
| KEN | Kenya (ISO 3166 Trigram) |
| BEM | British Empire Medal - Bug-Eyed Monster |
| PP | Papua New Guinea (FIPS 10-4 Country Code) -Passage Point - Per Procurationem (Latin |