| Acronym | Meaning |
| ARA | Aggregate Risk Analysis |
| CPA | Coupled-pair Approximation |
| HTST | High-temperature Short-time |
| ITRM | Inverse Thermoremanent Magnetization |
| SSH | Su-Schieffer-Heeger (model Hamiltonian For Electronic-structure Calcns.) |
| GSI | Gesellschaft Fuer Schwerionenforschung |
| FRP | Fiberglass Reinforced Plastic |
| AMS | Aerospace Material Specification |
| NOS | Nitric Oxide Synthase |
| EO | Ethylene Oxide |