"Backscatter" validity in different word game dictionaries
| Dictionary | Validity |
|---|---|
| Scrabble US(US/Canada/Thailand - TWL/NWL) | Yes |
| Scrabble UK(International - SOWPODS/CSW) | Yes |
| Words with Friends(WWF) | Yes |
"backscatter" Definition
- the scattering of radiation or particles in a direction opposite to that of the incident radiation due to reflection from particles of the medium traversed