SIGMOID

Yes, SIGMOID is a Scrabble word!

Letter values in Scrabble US: S 1, I 1, G 2, M 3, O 1, I 1, D 2.S 1 · I 1 · G 2 · M 3 · O 1 · I 1 · D 2

Is it a valid word?

• Scrabble US: valid, 11 points.Scrabble USYour dictionary · Change (go to the dictionary switch)Valid · 11 points
• Scrabble UK: valid, 11 points. Make Scrabble UK your dictionary.Scrabble UKYour dictionary · ChangeValid · 11 points
• Words with Friends: valid, 13 points. Make Words with Friends your dictionary.Words with FriendsYour dictionary · ChangeValid · 13 points