"Sigma" 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 |
"sigma" Definition
- the 18th letter of the Greek alphabet (Σ, σ)
"sigma" Synonyms & Antonyms
"sigma" synonyms:
- standard-deviation,