Where does “torus” come from?
Torus comes from Latin torus, derived from Proto-Indo-European sterh₃-, ultimately from Proto-Indo-European ster-.
torus (English): A topological space which is a product of two...
Definitions
- A topological space which is a product of two...
Ancestry of “torus”, step by step
| Step | Language | Word | Meaning |
|---|
| 1 | Latin | torus | a swelling, protuberance, bulge, knot; the... |
| 2 | Proto-Indo-European | sterh₃- | to spread, extend, stretch out |
| 3 | Proto-Indo-European | ster- | sterile, infertile |
Words derived from “torus”