| Acronym | Meaning |
| TLA | Thin Layer Activation |
| HMMP | Hazardous Materials Management Plan |
| AQS | Air Quality Subsystem (subsystem Of AIRS) |
| ECD | Environmental Cleanup Division |
| INO | Iterative Natural Orbital |
| AJCC | American Joint Committee On Cancer |
| RFBCM | Random-field Blume-capel Model (hamiltonian For Magnetic System) |
| UPVC | Unplasticized Poly(vinyl Chloride) |
| IEC | Inertial Electrostatic Confinement |
| IATA | International Air Transport Association (Geneva |