出典:Wiktionary
出典:『Wiktionary』 (2026/04/27 19:16 UTC 版)
| Chemical element |
|---|
| O Atomic number 8 oxygenium |
| Alternative names: oxygenum |
| Previous: ← nitrogenium, azotum (N) |
| Next: fluorum (F) → |
New Latin, borrowed from French oxygène, itself from Ancient Greek ὀξύς (oxús, “sharp”) + Latin -genus (“born from”), referring to oxygen's role in the formation of acids.
Second-declension noun (neuter).
| singular | plural | |
|---|---|---|
| nominative | oxygenium | oxygenia |
| genitive | oxygeniī | oxygeniōrum |
| dative | oxygeniō | oxygeniīs |
| accusative | oxygenium | oxygenia |
| ablative | oxygeniō | oxygeniīs |
| vocative | oxygenium | oxygenia |