| Acronym | Meaning |
| LCD | Liquid Crystal Diode |
| GIPOF | Graded-Index Plastic Optical Fiber |
| SDWA | Safe Drinking Water Act |
| SCI | Spinal Cord Injury |
| BPWTT | Best Practical Wastewater Treatment Technology |
| EIE | Equilibrium Isotope Effect |
| SRS | Symmetrized Rayleigh-Schroedinger (perturbation Theory) |
| TD | Thermal Desorption |
| DPSSL | Diode Pumped Solid State Laser |
| EFV STO | Electric-field-variant Slater-type Orbital |