| Acronym | Meaning |
| BBN | Big Bang Nucleosynthesis |
| ARMI | Analytical Reference Materials International |
| DSPIL | Direct Solar Pumped Iodine Laser |
| DHS | Department Of Homeland Securitypar |
| RSW | Resistance Spot Welding |
| LMMS | Laser-microprobe Mass Spectrometry |
| WVTR | Water Vapor Transmission Rate |
| CIVB | Configuration Interaction Valence Bond |
| SURF III | Synchrotron UV Radiation Facility (at NIST) |
| PTGC | Programmed-temperature Gas Chromatography |