| Acronym | Meaning |
| QSRR | Quantitative Structure-retention Relationships |
| NITM | Normalized Irreducible Tensorial Matrix |
| CELIA | Competitive Enzyme-Linked Immunoassay |
| BOWMAN | Bidimensional Simulator Operating On Weakly Coupled Systems For Multipulse Sequences On Any NMR Software |
| CHI | Coaxial Helicity Injection |
| SRTC | Savannah River Technology Center |
| CBEC | Concentration-based Exemption Criteria |
| DMU | WOCE Data Management Unit (USA) (now Part Of DIU) |
| LREE | Light Rare Earth Element(s) |
| ZCCSD | Z-vector Coupled Cluster (with) Single (and) Double Excitation |