| Acronym | Meaning |
| LCTAO | Linear Combination Of Traveling Atomic Orbitals |
| CDW | Charge-density Wave |
| PMC | Permanently Manned Capability (of Space Station) |
| CCSD | Coupled Cluster With Single And Double Excitation |
| DOCKET | Enforcement Docket |
| NAMF | Non-asbestos Mineral Fibers |
| TOM | Transition Operator Method |
| I-TEQ | International Toxic Equivalent |
| EPS | Extracellular Polymeric Substances |
| ISC-PEM-MO | Iterative Self-consistent Partition Of Energy Method And MO Formalism |