| Acronym | Meaning |
| ESPI | Electronic Speckle Pattern Interferometry |
| MBP | Mixed Basis Pseudopotential (method For Electronic-structure) |
| IHF | Inhomogeneous Hartree-Fock |
| LBF | Local Basis Function Method (for Solid State Band Structure) |
| EXPRES | Expert System For Pesticide Regulatory Evaluations And Simulations |
| ERAST | Environmental Research Aircraft And Science Technology |
| SAFETI | Software For The Assessment Of Fire |
| AFS | AIRS Facility Subsystem (subsystem Of AIRS) |
| CMM | Compositionally Modulated Multilayers |
| FXR | Farnesoid X Receptor |