| Acronym | Meaning |
| NIRIS | Near-infrared Imaging Spectroscopy |
| EBIT | Electron Beam Ion Trap |
| PDVSA | Petroleos De Venezuela |
| DTBP | Di-tert-butyl Peroxide |
| USATHAMA | US Army Toxic And Hazardous Materials Agency |
| OEIC | Optoelectronic Integrated Circuit |
| MTF | Multiple Tube Fermentation |
| SRS | Symmetrized Rayleigh-Schroedinger (perturbation Theory) |
| DSMS | Depth-selective Moessbauer Spectroscopy |
| EHCO | Extended Hueckel Crystal Orbital |