| Acronym | Meaning |
| SME | Solid-metal Embrittlement |
| QMS | Quadrupole Mass Spectrometry |
| HEIWIP | Heterojunction Interfacial Workfunction Internal Photoemission |
| FAO | Floating Atomic Orbital |
| EA | Environmental Assessment |
| INCENP | Inner Centromere Protein |
| BIIR | Brominated Isobutene-isoprene Rubber |
| SDIM | Scaled Diatomics-in-molecules |
| LSA | Linear Superposition Approximation |
| PSCA | Periodic Small-cluster Approach (a Many-body Technique In Electronic-structure Calcns.) |