"Prostomium" 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 |
"prostomium" Definition
- the portion of the head of an annelid worm (such as an earthworm) that is situated in front of the mouth