Where does “monóxido” come from?
monóxido (Portuguese) comes from Portuguese óxido, from French oxyde, from French acide, from Latin acidus, from Latin aceō, from Proto-Italic akēō, from Proto-Indo-European h₂eḱ-éh₁-ye-ti, from Proto-Indo-European h₂eḱ- — sharp.
monóxido (Portuguese): monoxide
Ancestry of “monóxido”, step by step
| Step | Language | Word | Meaning |
|---|
| 1 | Portuguese | óxido | oxide |
| 2 | French | oxyde | oxide; first-person singular present indicative... |
| 3 | French | acide | acid, acidic, sour, tart; acid, acidic; acid |
| 4 | Latin | acidus | sour, tart, acid, bitter; harsh, grating, rough,... |
| 5 | Latin | aceō | — |
| 6 | Proto-Italic | akēō | be sharp-tasting, be sour |
| 7 | Proto-Indo-European | h₂eḱ-éh₁-ye-ti | — |
| 8 | Proto-Indo-European | h₂eḱ- | sharp |