Where does “オニウム” come from?
オニウム (Japanese) comes from English onium, from English ammonium, from New Latin ammōnium.
オニウム (Japanese): onium
Ancestry of “オニウム”, step by step
| Step | Language | Word | Meaning |
|---|
| 1 | English | onium | any cation derived by the addition of a proton to... |
| 2 | English | ammonium | The univalent NH cation, derived by the... |
| 3 | New Latin | ammōnium | — |