| Acronym | Meaning |
| DLM | Diffuse Layer Model (of Adsorption) |
| CAA | Computer Aided Analysis |
| NMEP | National Materials Exposure Programme |
| QUAPI | Quasiadiabatic Propagator Path Integral Method |
| NTIAC | Nondestructive Testing Information Analysis Center |
| TLPS | Transient Liquid Phase Sintering [adhesive] |
| EDRAW | Erasable Digital Read After Write |
| HSL | Hazardous Substance List |
| BIOS | British Intelligence Objectives Sub-committee |
| MCP2P | Multiconfigurational Particle-particle Propagator |