"Tautochrone" validity in different word game dictionaries
| Dictionary | Validity |
|---|---|
| Scrabble US(US/Canada/Thailand - TWL/NWL) | No |
| Scrabble UK(International - SOWPODS/CSW) | Yes |
| Words with Friends(WWF) | No |
"tautochrone" Definition
- a curve which is a cycloid under a horizontal base and down which the time of descent under gravity from every point to the lowest point is the same