| Acronym | Meaning |
| SPOS | Solid Phase Organic Synthesis |
| DIM | Dissolved Inorganic Matter |
| AGCM | Atmospheric General Circulation Model |
| DC | Direct Current |
| DFM | Dark Field Microscopy |
| MWFA | Metalworking Fluids Containing Amines |
| ISST | International Subcommission On Stratigraphic Terminology |
| SCA | Standing Committee Of Analysts [probably Of EC] |
| WIPP | Waste Isolation Pilot Plant (for Nuclear Wastes) |
| IBR | In-plane Birefringence |