"Backsight" 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) | Yes |
"backsight" Definition
- [surveying] a reading of the leveling rod in its unchanged position when the leveling instrument has been taken to a new position
- [surveying] a sight directed backward to a previous station