| Acronym | Meaning |
| ISOLDE | Isotope Separator On Line |
| TM | Thematic Mapper (Remote Sensing) |
| NAD | Nicotinamide Adenine Dinucleotide |
| MECI | Multielectron Configuration Interaction |
| SELDI | Surface-enhanced Laser Desorption Ionization Spectrometry |
| LDFT | Local Density-functional Theory |
| HBN | Hexagonal Boron Nitride |
| PALS | Positron Annihilation Lifetime Spectroscopy |
| SLE | Stochastic Liouville Equation (in Quantum Statistical Mechanics) |
| DVR | Discrete Variable Representation (in Wave Function Calcn.) |