| Acronym | Meaning |
| ESU | Emergency Services Unit |
| LANL | Los Alamos National Laboratory |
| WRT | Writer Response Theory |
| NIDRR | National Institute On Disability Research And Rehabilitation |
| ORSA | Oxacillin-resistant Staphylococcus Aureus - Operations Research Society Of America |
| MTR | Main And Tail Rotor (helicopter Type) - Military-Technological Revolution |
| XSL | EXtensible Style Language |
| TPTB | The Powers That Be (often Used To Refer To The People Responsible For The Content Of TV Series Or Movies) |
| LL | Land Line (telephone) - Last Log - Late Latin - Left Limit - Lex Luthor (Superman Character) - Light Line - Limited Liability - Linked List - Little League |
| BOAC | British Overseas Airways Corporation (predecessor Of British Airways) |