| Acronym | Meaning |
| SCIBM | Semiclassical Infinite-barrier Model |
| SAW | Self-avoiding Walk [modeling] |
| ACT | Activated Complex Theory |
| CSMCS | Carbon Species Methods Comparison Study |
| KSA | Kirkwood Superposition Approximation |
| MPSS | Massively Parallel Signature Sequencing |
| NPRI | National Pollutant Release Inventory |
| CAP | Consolidation By Atmospheric Pressure |
| MAG | Metal Arc Gas (welding) |
| SEELFS | Surface Extended-energy-loss Fine-structure |