| Acronym | Meaning |
| PIVCDW | Phase Integral Variational Continuum Distorted Wave |
| ACCLAIM | Antarctic Circumpolar Current Levels From Altimetry And Island Measurement |
| BOVB | Biorthogonal Valence Bond |
| TOSS | Total Suppression Of Sidebands |
| ZFAAS | Zeeman Furnace Atomic Absorption Spectroscopy |
| ECCLS | European Committee For Clinical Laboratory Standards |
| QDT | Quantum-defect Theory |
| MUSAC | Measurement Uncertainty Software In Analytical Chemistry |
| VHSIC | Very High Speed Integrated Circuit |
| DLD | Decoupled L-dominant Method (in Inelastic-scattering Calcns. |