| Acronym | Meaning |
| PFE | Pressurized Fluid Extraction |
| CIPSO | Configuration Interaction (with) Perturbation (including) Spin-orbit Coupling |
| GBS | Generalized Bohr-Sommerfeld (quantization Method) |
| AAO | Acetaldehyde Oxime |
| CRMGT | Channel Regulated MOS-gated Thyristor |
| ATE | Automatic Test Equipment |
| IAP | Intermittent Aeration Process (for Waste Treatment) |
| HAPPS | Hazardous Air Pollutant Prioritization System |
| PTR | Photothermal Radiometry |
| FAPS | Field-effect-addressable Potentiometric Sensor |