Where does “unifocal” come from?
unifocal (English) comes from English focal, from New Latin focālis.
unifocal (English): Having a single focus
Ancestry of “unifocal”, step by step
| Step | Language | Word | Meaning |
|---|
| 1 | English | focal | Belonging to, concerning, or located at a focus;... |
| 2 | New Latin | focālis | — |