Where does “actino-uranium” come from?
actino-uranium (English) comes from English uranium, from English -ium, from Latin -um, from Proto-Italic *-om, from Proto-Indo-European *-oHom.
actino-uranium (English): Uranium-235
Ancestry of “actino-uranium”, step by step
| Step | Language | Word | Meaning |
|---|
| 1 | English | uranium | The element with atomic number 92 and symbol U: a... |
| 2 | English | -ium | 1997, Bryan Pfaffenberger, "Official Microsoft... |
| 3 | Latin | -um | nominative neuter singular of -us; accusative... |
| 4 | Proto-Italic | *-om | — |
| 5 | Proto-Indo-European | *-oHom | — |