| Acronym | Meaning |
| IVA | Intravehicular Activity (related To Spacecraft) |
| NETL | National Energy Technology Laboratory |
| SARS | Severe Acute Respiratory Syndrome |
| CVM | Cluster Variation Method (in Calcns. On Semiconductors) |
| CRIP | Cysteine-rich Intestinal Protein |
| ELMO | Energy-localized Molecular Orbital |
| CFP | Coefficient Of Fractional Parentage (method In Quantum Calcns.) |
| LVM-ST | Least-squares Variational Method (involving Only) Square-integrable (test Functions) (for Wave Functions In Scattering) |
| EDW | Electron Density Wave |
| DSPB | Distorted-wave Strong-potential Born (approxn.) |