| Acronym | Meaning |
 | TBGRI | Tropical Botanic Garden And Research Institute (India) |
| TL | Thallium |
| EJ | Exajoule |
| AS | Attosiemens |
| NS | Nova Scotia (postal Symbol) - Suriname (FIPS 10-4 Country Code) |
| PSO | Peace Support Operations - Primary Standardisation Office (ABCA) - Protocol Supporting Organization (of The ICANN) |
| ZM | Zambia (ISO 3166 Digram) |
| NG | Nanogram - Ndonga Language (ISO 639-1 Code) |
| NO | Nobelium |
| A/C | Air Conditioned/Conditioning - Aircraft |
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