| Acronym | Meaning |
| PB | Polarized Born |
| LDA | Local-density Approximation |
| CPI | Carbon Preference Index |
| CI-HY | Configuration Interaction-Hylleraas |
| AGARD | Advisory Group For Aerospace Research And Development |
| IDCNS | Interdivisional Committee On Nomenclature And Symbols |
| IACIS | International Association Of Colloid And Interface Scientists |
| ISTEA | Intermodal Surface Transportation Efficiency Act |
| DBTT | Ductile-to-brittle Transition Temperature |
| PASADENA | Para-hydrogen And Synthesis Allow Dramatically Enhanced Nuclear Alignment |