| Acronym | Meaning |
| IVO | Improved Virtual Orbital |
| GRAS | Generally Recognized As Safe |
| RASA | Regional Aquifer Systems Analysis (program Of USGS) |
| IMSS | International Mass Spectrometry Society |
| PLO | Partially Localized Orbital |
| CMT | Cadmium Mercury Telluride |
| ABMT | Autologous Bone Marrow Transplantation |
| TATP | Triacetone Triperoxide |
| MOSAP | Marine Oil Spill Action Plan |
| MFVT | Mixed Flow Vectored Thrust |