| Acronym | Meaning |
| SEPT | Secular Equation (with) Perturbation Theory |
| MAREMF | MARtian Electrons And Magnetic Field |
| CHM | Complete Hydatidiform Mole |
| IDP | Interplanetary Dust Particle |
| SOLAS | Surface Ocean-lower Atmosphere Study |
| PDLC | Polymer-dispersed Liquid Crystal |
| SODAR | Sound Detection And Ranging (meteorological Instrument) |
| SONN | Self-organizing Neural Network |
| NKA | (Na2O + K2O)/Al2O3 |
| UIHRS | Upflow Inclined High-rate Settlers |