Where does “linea retta” come from?
linea retta (Italian) comes from Italian retta, from Italian retto, from Latin rectum intestinum, from Latin rectus, from Latin regere, from Latin rego, from Proto-Italic regō, from Proto-Indo-European h₃réǵeti — to straighten, to right oneself; right; just.
linea retta (Italian): straight line
Ancestry of “linea retta”, step by step
| Step | Language | Word | Meaning |
|---|
| 1 | Italian | retta | straight line; fee; feminine singular of retto |
| 2 | Italian | retto | straight; honest, upright; righteous |
| 3 | Latin | rectum intestinum | the straight intestine |
| 4 | Latin | rectus | ruled, having been ruled, governed, having been... |
| 5 | Latin | regere | second-person singular future passive indicative... |
| 6 | Latin | rego | I rule, govern; I guide, steer; I oversee, manage |
| 7 | Proto-Italic | regō | — |
| 8 | Proto-Indo-European | h₃réǵeti | to be straightening, to be setting upright |
| 9 | Proto-Indo-European | h₃reǵ- | to straighten, to right oneself; right; just |
Words derived from “linea retta”