| Subject | English | German |
| environ. | element of group 0 A group of monatomic gaseous elements forming group 18 (formerly group 0) of the periodic table: helium (He), neon (Ne), argon (Ar), krypton (Kr), xenon (Xe), and radon (Rn) | Elemente der Gruppe 0 |
| environ. | element of group 0 | Elemente der Gruppe 0 |
| fish.farm. | 0-group | 0-Gruppe |