Where does “toroidal” come from?
toroidal (English) comes from English AL, from Dutch al, from Middle Dutch al, from Old Dutch āl, from Proto-West Germanic all, from Proto-Germanic allaz, from Proto-Indo-European h₂él- — to grow, nourish.
toroidal (English): Having the shape of a torus or toroid
Definitions
- Having the shape of a torus or toroid
Ancestry of “toroidal”, step by step
toroidal traces back through two separate lines of ancestry.
via English AL
| Step | Language | Word | Meaning |
|---|---|---|---|
| 1 | English | AL | Initialism of assembly language; Initialism of... |
| 2 | Dutch | al | all, all of; already; yet |
| 3 | Middle Dutch | al | all, all of; completely; even though, no matter... |
| 4 | Old Dutch | āl | — |
| 5 | Proto-West Germanic | all | all |
| 6 | Proto-Germanic | allaz | all |
| 7 | Proto-Indo-European | h₂él- | to grow, nourish |
via English toroid
| Step | Language | Word | Meaning |
|---|---|---|---|
| 1 | English | toroid | A surface generated by a closed curve rotating... |