| Acronym | Meaning |
| PHP | Philippine Peso (ISO 4217 Currency Code) -PHP: Hypertext Preprocessor (originally Personal Home Page (Tools)) |
| TWN | Republic Of China (Taiwan) (ISO 3166 Trigram) |
| EDT | Eastern Daylight Saving Time (UTC-4 Hours) |
| MOF | Ministry Of Finance (Japan) |
| NAAQS | National Ambient Air Quality Standards |
| EF | Exafarad |
| PBX | Private Branch EXchange (company Phone System) |
| MN | Meganewton - Minnesota (postal Symbol) - Monaco (FIPS 10-4 Country Code) - Mongolia (ISO 3166 Digram) |
| W | Tungsten (from German Wolfram) - Watt - West |
| AVDLR | Aviation Depot Level Repair |