| Acronym | Meaning |
| IASI | Infrared Atmospheric Sounding Interferometer |
| DPP | Differential-pulse Polarography |
| CPVC | Chlorinated Polyvinyl Chloride |
| GEOS | General Earthquake Observation System |
| CDSI | Committee On The Dissemination Of Scientific Information |
| DRIFT | Diffuse Reflectance IR Fourier Transform |
| SQF | Second-quantized Formulation (in Many-body Quantum Theory) |
| PETN | Pentaerythritol Tetranitrate |
| ALN | Adaptive Learning Network |
| TSCW | Torsional Spin Current Wave (type Of Hartree-Fock Wave Function) |