TRIHEDRA

Yes, TRIHEDRA is a Scrabble word!

Letter values in Scrabble US: T 1, R 1, I 1, H 4, E 1, D 2, R 1, A 1.T 1 · R 1 · I 1 · H 4 · E 1 · D 2 · R 1 · A 1

Is it a valid word?

• Scrabble US: valid, 12 points.Scrabble USYour dictionary · Change (go to the dictionary switch)Valid · 12 points
• Scrabble UK: valid, 12 points. Make Scrabble UK your dictionary.Scrabble UKYour dictionary · ChangeValid · 12 points
• Words with Friends: valid, 11 points. Make Words with Friends your dictionary.Words with FriendsYour dictionary · ChangeValid · 11 points