Where does “quadtree” come from?
quadtree (English) comes from English quad, from English quadricycle, from English quadri-, from Latin quattŭor, from Portuguese quarto, from Old Portuguese quarto, from Latin quārtus, from Proto-Indo-European kʷeturtos — and.
quadtree (English): A treelike data structure each of whose nodes has...
Definitions
- A treelike data structure each of whose nodes has...
Ancestry of “quadtree”, step by step
| Step | Language | Word | Meaning |
|---|
| 1 | English | quad | Four shots of espresso; A kind of round-robin... |
| 2 | English | quadricycle | A four-wheeled pedal cycle; A four-wheeled... |
| 3 | English | quadri- | API; Four |
| 4 | Latin | quattŭor | — |
| 5 | Portuguese | quarto | ordinal form of quatro; fourth; quarter; fourth;... |
| 6 | Old Portuguese | quarto | quarter |
| 7 | Latin | quārtus | — |
| 8 | Proto-Indo-European | kʷeturtos | — |
| 9 | Proto-Indo-European | kʷetwóres | four |
| 10 | Proto-Indo-European | kʷe- | and |