| Acronym | Meaning |
| RSR | Required Supply Rate |
| HIPAA | U.S. Health Insurance Portability And Accountability Act |
| OSS | Ossetic Language (ISO 639-2 Code) |
| BIH | Bihari Languages (ISO 639-2 Code) |
| XUL | XML User Interface Language |
| NDO | Ndonga Language (ISO 639-2 Code) |
| FIPS | Federal Information Processing Standard |
| KG | Kyrgyzstan (FIPS 10-4 Country Code; ISO 3166 Digram) |
| PKR | Pakistani Rupee (ISO 4217 Currency Code) |
| GRAS | Generally Regarded As Safe (FDA List) |