PHOTOSYSTEM

Yes, PHOTOSYSTEM is a Scrabble word!

Letter values in Scrabble US: P 3, H 4, O 1, T 1, O 1, S 1, Y 4, S 1, T 1, E 1, M 3.P 3 · H 4 · O 1 · T 1 · O 1 · S 1 · Y 4 · S 1 · T 1 · E 1 · M 3

Is it a valid word?

• Scrabble US: valid, 21 points.Scrabble USYour dictionary · Change (go to the dictionary switch)Valid · 21 points
• Scrabble UK: valid, 21 points. Make Scrabble UK your dictionary.Scrabble UKYour dictionary · ChangeValid · 21 points
• Words with Friends: valid, 21 points. Make Words with Friends your dictionary.Words with FriendsYour dictionary · ChangeValid · 21 points