"Spongin" 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 |
"spongin" Definition
- a scleroprotein that is the chief constituent of flexible fibers found in certain sponge skeletons