| Acronym | Meaning |
| EOTC | European Organization For Testing And Certification |
| CAWAI | Commission On Atomic Weights And Isotope Abundances |
| KEDF | Kinetic-energy Density Functional |
| OCBSE | Orthogonality Constrained Basis Set Expansion Prodedure |
| HIERD | Heavy Ion Elastic Recoil Detection |
| SBH | Schottky-barrier Height |
| APT | Accelerator Production Of Tritium |
| DISI | Direct-injection Spark-ignition |
| FMAT | Fluorometric Microvolume Assay Technology |
| ABBOT | Atomic Billiard Ball Orbital Theory |