Where does “os” come from?
Os derives from English oh, which comes from Proto-Indo-European h₃éh₁os, itself derived from h₃émsos, ultimately tracing to the Proto-Indo-European root uds-.
os (English): Bone; A mouth; an opening; In particular, either...
Definitions
- Bone; A mouth; an opening; In particular, either...
Ancestry of “os”, step by step
| Step | Language | Word | Meaning |
|---|
| 1 | Latin | os | mouth; face, appearance, head; speech |
| 2 | Proto-Italic | ōs | — |
| 3 | Proto-Indo-European | h₃ésth₁ | bone |