| Acronym | Meaning |
| OHSS | Ovarian Hyperstimulation Syndrome |
| EIC | East India Company |
| DMS | U.S. Defense Message System |
| ISB | Intermediate Staging Base |
| UNIS | University Of Surrey |
| BC | Before Christ - Blind Copy (in Emailers) - Boston College -Botswana (FIPS 10-4 Country Code; From Bechuanaland) - British Columbia (postal Symbol) |
| DTD | Digital Terrain Data |
| TJ | Tajikistan (ISO 3166 Digram) - Terajoule |
| FARP | Forward Arming And Refuelling Point / Forward Area Rearm/refuel Point |
| RACK | Risk Aware Consensual Kink (SM Phrase) |