Where does “radius” come from?
Radius comes from Latin radius, meaning "rod" or "spoke of a wheel," though the ultimate origin remains uncertain.
radius (English): The long bone in the forearm, on the side of the...
Definitions
- The long bone in the forearm, on the side of the...
Ancestry of “radius”, step by step
| Step | Language | Word | Meaning |
|---|
| 1 | Latin | radius | ray; staff, rod; spoke |
| 2 | English | -án | — |
| 3 | Middle English | -an | — |
Words derived from “radius”