Where does “esterno” come from?
esterno (Portuguese) comes from New Latin sternum, from Ancient Greek στέρνον, from Proto-Indo-European stern- — forehead, chest, side.
esterno (Portuguese): breastbone, sternum
Ancestry of “esterno”, step by step
| Step | Language | Word | Meaning |
|---|
| 1 | New Latin | sternum | — |
| 2 | Ancient Greek | στέρνον | breast, chest; seat of the affections, heart;... |
| 3 | Proto-Indo-European | stern- | forehead, chest, side |