| Acronym | Meaning |
| IPAC | Infrared Processing And Analysis Center |
| EBNA | Epstein-Barr Virus Nuclear Antigen |
| ICPAES | Inductively Coupled Plasma Atomic Emission Spectrometry |
| ISM | Intersecting Spheres Model (for Electronic-structure Calcns.) |
| VLDL | Very Low Density Lipoprotein |
| EIA | Eikonal Impulse Approxn. (in Ion-atom Inelatic Collisions) |
| MIF | Migration Inhibitory Factor |
| LEES | Local Excess-electron State (a Mol.-crystal Wave Function) |
| GHRS | Goddard High Resolution Spectrograph |
| SCCEH | Self-consistent Charge Extended Hueckel Method |