| Acronym | Meaning |
| PSI-BLAST | Position-specific Iterated BLAST |
| PEN | Polyethylene Naphthalate |
| HFE | Hot-feed Extrusion |
| EWIA | Eikonal (distorted) Wave Impulse Approxn. (for Scattering) |
| CDW | Continuum Distorted Wave |
| SPPA | Self-consistent Polarization Propagator Approximation |
| FRET | Fluorescence Resonance Energy Transfer |
| CVF | Cobra Venom Factor |
| TIME | Test, Inspect, Measure, And Evaluate |
| ESRF | European Synchrotron Radiation Facility |