| Acronym | Meaning |
| OTTLE | Optically Transparent Thin-layer Electrode |
| FREEON | Spin-free Orbital |
| HAD | Hollow Anode Discharge |
| AICE | American Institute Of Chemical Engineers |
| ASIDIC | Association Of Information And Dissemination Centers |
| KSA | Kirkwood Superposition Approximation |
| AFRSI | Advanced Flexible Reusable Surface Insulation |
| HSCT | Hematopoietic Stem Cell Transplantation |
| ANPR | Advance Notice Of Proposed Rulemaking |
| TPR | Temperature-programmed Reduction |