| ATOCHEM | Aquitaine TOtal CHEMical | In many languages | → Chemical technology |
| ATOFINA | Aquitaine TOtal FINA | In many languages | → Chemical technology |
| AVL | Adelson-Velsky & Landis | In many languages | → Mathematics |
| CYK | Cocke-Younger-Kasami | In many languages | |
| DM | Diabetes mellitus | In many languages | → Physiology → Pathology |
| DSK | Dominique Strauss-Kahn | In many languages | |
| JBC | Jaime Bateman Cayón | In many languages | → Political parties and movements |
| JEGA | Jorge Eliécer Gaitán Ayala | In many languages | → Political parties and movements |
| LD | Louis Dreyfus | In many languages | |
| M | Maxwell | In many languages | → Physics |
| N | Newton | In many languages | |
| PMN | Peter Matthias Noordzij | In many languages | |
| RMY | Ros Marya Yasintha | In many languages | |
| TNS | Taylor Nelson Sofres | In many languages | → Statistics |
| V | Volt | In many languages | → Electricity, magnetism, electromagnetism → Electrical engineering |
| VEN | Venezuela | In many languages | → Geography |
| W | Watt | In many languages | → Physics → Electrical engineering |
| Z | Zamenhof | In many languages |