| Acronym | Meaning |
| EASC | Extended Anaerobic Sludge Contact |
| IAP | Intermittent Aeration Process (for Waste Treatment) |
| SIAM | Single-impurity Anderson Model |
| TF/SC | Trickling Filter/Solids Contact Process (for Wastewater Treatment) |
| LSM | Laser Surface Melting |
| MOST | Metal Oxide Semiconductor Transistor |
| GSFC | Goddard Space Flight Center (of NOAA |
| CBX | Coulomb-Born Approxn. With Exchange |
| ID | Inhibitory Dose |
| EDQNM | Eddy-damped Quasinormal Markovian [mathematics In Engineering] |