| Acronym | Meaning |
| AMTIR | Amorphous Material Transmitting Infrared Radiation |
| EPSC | Excitatory Postsynaptic Current |
| PNN | Probabilistic Neural Network |
| SHC | Symmetrized Hyperspherical Coordinates (in Quantum Calcns. On Reactive Scattering) |
| BLP | Bragg Light Profile |
| ADI | Alternating Direction Implicit (method) |
| NPAPS | Non-phase Alternation Pulse Sequence |
| SFFF | Sedimentation Field Flow Fractionation |
| CRC | Chemical Rubber Company |
| TUES | Tubingen Ultraviolet Echelle Spectrometer |