| Acronym | Meaning |
| SASS | Source Assessment Sampling System |
| PISCES | Passive In-Situ Concn. Extn. Sampler |
| ADP | Auger Depth Profiling |
| GCHAZ | Grain-coarsened Heat-affected Zone |
| RS | Rayleigh Schroedinger (perturbation Theory) |
| CREATIS | Center For Research And Applications In Image And Signal Processing |
| DMU | WOCE Data Management Unit (USA) (now Part Of DIU) |
| HLBR | Required Hydrophilic-lipophilic Balance (of Surfactants In Emulsifiers) |
| ALR | Airlift-loop Reactor |
| UMER | Ultrasonically Modulated Electron Resonance |