| Acronym | Meaning |
| TMPG | Transparent Multi-Platform Gateway |
| ACK | Acknowledge (telecommunications; Cf. NAK) |
| PWC | PieceWise Constant (describing A Mathematical Function) |
| PLCC | Plastic Leaded Chip Carrier (electronics) |
| JFMCC | Joint Force Maritime Component Commander |
| SG | Senegal (FIPS 10-4 Country Code) - Singapore (ISO 3166 Digram) - Snow Grains (METAR Code) -Study Group |
| PBB | PolyBrominated Biphenyl |
| JOPES | Joint Operations Planning And Execution System |
| MN | Manganese |
| BNS | Bank Of Nova Scotia |