| Acronym | Meaning |
 | AFRRI | (U.S.) Armed Forces Radiobiology Research Institute |
 | BB | Barbados (ISO 3166 Digram; FIPS 10-4 Country Code) -Boys' Brigade (Christian Youth Organisation) - Brigitte Bardot (actress) |
 | PW | Picowatt |
 | YG | Yoctogram |
 | LR | ATGW -Long-Range Anti-Tank Guided Weapon |
 | XL | EXtra Large -Forty (in Roman Numerals) |
 | HLL | High-Level Language |
 | SLPH | Standard Litre Per Hour (air Flow) |
 | DPDT | Double-Pole Double-Throw |
 | BYOB | Bring Your Own Beer/Beverages/Bottle |