| Acronym | Meaning |
| TRIR | Time-resolved IR |
| MSS | Multispectral Scanner |
| SCALE | Symmetrically Configured AC Light Emitting [device] |
| GBS | Grain Boundary Sliding |
| NAPIM | National Association Of Printing Ink Manufacturers (US) |
| IPEM | Ion-photon Emission Microscopy |
| ANCA | Anti-neutrophil Cytoplasmic Antibodies |
| TAL | Threshold Ambient Level |
| CFS | Chronic Fatigue Syndrome |
| ZOAO | Zero Overlap Of Atomic Orbital Approxn. |