Where does “quadratus” come from?
Quadratus comes from Latin quadratus, the past participle of quadro meaning to make square, derived from quattuor meaning four, ultimately from Latin caput meaning head.
quadratus (English): Any of several roughly square or rectangular...
Definitions
- Any of several roughly square or rectangular...
Ancestry of “quadratus”, step by step
| Step | Language | Word | Meaning |
|---|---|---|---|
| 1 | Latin | quadrātus | square, squared, having been made square, made into a square shape |
| 2 | Latin | quadrō | to make four-cornered, square, make square |
| 3 | Latin | quādrus | square |
| 4 | Latin | quattŭor | four; 4 |
| 5 | Portuguese | quarto | ordinal form of quatro; fourth; quarter; fourth;... |
| 6 | Old Portuguese | quarto | quarter |
| 7 | Latin | quārtus | fourth |
| 8 | Proto-Indo-European | kʷeturtos | — |
| 9 | Proto-Indo-European | kʷetwóres | four |
| 10 | Proto-Indo-European | kʷe- | and |