| Acronym | Meaning |
| PET | Positron Emission Tomography |
| PLC | Programmable Logic Controller |
| RAMS | Regional Air Monitoring System |
| AP-PCR | Arbitrarily Primed Polymerase Chain Reaction |
| SCF MO | Self-consistent Field Molecular Orbital |
| SUCCESS | Subsonic Aircraft: Contrail And Cloud Effects Special Study |
| LCAS MS | Linear Combination Of Atomic Spinors-molecular Spinors |
| SDC | Samaria-doped Ceria |
| RLV | Reusable Launch Vehicles (aeronautics) |
| GSM | Global System For Mobile Telecommunications |