| Acronym | Meaning |
| XP | EXperience Point (role-playing Games) |
| LF | Low Frequency |
| MEL | Maya Embedded Language - Michigan Electronic Library |
| UPDM | Uganda People?s Democratic Movement - Unified Modeling Language Profile For DoDAF And MoDAF - Unit? De Psychiatrie Du D?veloppement Mental - Universal Pattern Decomposition Method - Unix Power Device Management - Unpressurized Docking Mast - Urban Planni |
| EW | Electronic Warfare -Exawatt |
| PACOM | (U.S.) Pacific Command |
| EFF | Electronic Frontier Foundation |
| YA | Yottaampere -Young Adult |
| CMJ | Christopher Martin-Jenkins (BBC Sports Commentator) |
| AW | Attowatt |