| Acronym | Meaning |
| CVM | Cluster Variation Method (in Calcns. On Semiconductors) |
| CCMET | Coupled-cluster Many-electron Theory |
| FLMTO | Film Linearized Muffin-tin Orbital (for Surface Electronic Structure Calcns.) |
| COLIWASA | Composite Liquid Waste Sampler |
| RTKNET | Right-to-Know Network |
| GR | Glucocorticoid Receptorpar |
| EEL | Environmental Exposure Levels |
| NTN | National Trends Network |
| EEW | Epoxy Equivalent Weight |
| PEPICO | Photoelectron-photoion Coincidence Spectroscopy |