| Acronym | Meaning |
| FGGE | First GARP Global Experiment |
| LEISS | Low-energy Ion-scattering Spectroscopy |
| GCRIO | Global Change Research Information Office |
| FOND PT | Finite-order Nondegenerate Perturbation Theory |
| IRES | Internal Ribosome Entry Site |
| UVRR | UV Resonance Raman Spectroscopy |
| AEA-MO | All-electron Approxn.-mol. Orbital |
| SSF | Space Station Freedom |
| EFISH | Elec. Field-induced 2nd-harmonic Generation |
| MINDO/3L | Modified Intermediate Neglect Of Differential Overlap/3 For Limited Electrons |