| Acronym | Meaning |
| ISDN | Integrated Services Digital Network |
| FTU | Formazine Turbidity Unit |
| RCR | Respiratory Control Ratio |
| ABR | Advanced Breeder Reactor |
| GCA | Generator Coordinate Approxn. |
| SLA | Scanning Laser Ablation |
| HCOT | Helically Coiled Open Tube |
| FRAP | Fluorescence Recovery After Photobleaching |
| RFL | Resorcinol-formaldehyde Latex [dip Coating] |
| MB-SAPT | Many Body-symmetry Adapted Perturbation Theory |