| Acronym | Meaning |
| NSN | National Stock Number |
| TO | Tongan Language (ISO 639-1 Code) |
| KUA | Kuanyama Language (ISO 639-2 Code) |
| BIDST | British Institute Of Dental And Surgical Technologists |
| BLSN | Blowing Snow (METAR Code) |
| TPS | The Pennington School |
| LEO | Low Earth Orbit |
| CT | Canton And Enderbury Islands (ISO 3166 Digram; Merged Into KI In 1984) - Central African Republic (FIPS 10-4 Country Code) - Connecticut (postal Symbol) |
| J | Joule |
| TWIP | Take What Insurance Pays - When A Surgeon Agrees To Accept A Lower Payment Than He Ordinarily Would For A Procedure And Not Charge The Patient The Difference |