| Acronym | Meaning |
| NCDS | NASA Climate Data System |
| ASNT | American Society For Nondestructive Testing |
| SEB | Staphylococcal Enterotoxin B |
| ICM | Inner Cell Mass |
| HEASARC | High Energy Astrophysics Science Archive Research Center |
| NVP | Newton Variational Principle |
| SAACGS | State Ambient Air Concentration Guidelines Or Standards |
| FCA | Frozen-core Appproximation |
| TCDW | Target Continuum Distorted-wave (in At.-collision Calcns.) |
| BOTDA | Brillouin Optical Time Domain Analysis |