| Acronym | Meaning |
| NHB | New Hebrides (ISO 3166 Trigram; Obsolete 1980) |
| ASN | Associate Of Science In Nursing |
| KL | Kilolitre |
| CL | Chile (ISO 3166 Digram) -Co-ordination Line - One Hundred And Fifty (in Roman Numerals) |
| MBIDST | Member Of The British Institute Of Dental And Surgical Technologists |
| ACINT | Acoustic Intelligence |
| PWC | PieceWise Constant (describing A Mathematical Function) |
| TSOP | Tactical Standing Operation Procedure |
| MMW | Millimetre Wave (radar |
| HIWT | Hobart Institute Of Welding Technology |