| Acronym | Meaning |
| DANTE | Delays Alternating With Nutations For Tailored Excitation |
| CELDS | Computer Aided Environmental Legislative Data System |
| SUMP | Spin-constrained Unrestricted Moeller-Plesset |
| USP | United States Pharmacopeia |
| RCNDO | Rydberg CNDO |
| SEPT | Secular Equation (with) Perturbation Theory |
| BMS | Bristol-Myers Squibb |
| PGIP | Polygalacturonase-inhibiting Protein |
| NPL | National Priorities List |
| CPC | Compound Parabolic Concentrator (for Solar Collectors And Solar Cells) |