| Acronym | Meaning |
| DH | Dortmund-Hoerder (German Vacuum Steel Refining) |
| HASTE | Half-Fourier Acquisition With Single-shot Turbo Spin-echo |
| PSCI | Partitioned (orbital Hessian) Super-configuration Interaction |
| GLC | Gas Liquid Chromatography |
| ECETOC | European Chemical Industry |
| MRINDO/S | Modified Rydberg Intermediate Neglect Of Differential Overlap/spectral (or Screening) |
| NURP | Nationwide Urban Runoff Program (USEPA) |
| AFPB | Asymmetric Four-point Bend Test |
| CGA | Chromogranin A |
| EBOM | Effective Bond-orbital Method |