outer automorphism

18 LETTERS · STARTS WITH O

outer automorphism is a valid 18-letter word worth 26 points in Scrabble and 30 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS

O1U1T1E1R1A1U1T1O1M3O1R1P3H4I1S1M3

1 + 1 + 1 + 1 + 1 + 0 + 1 + 1 + 1 + 1 + 3 + 1 + 1 + 3 + 4 + 1 + 1 + 3 =26 PTS

DOUBLE WORD → 52TRIPLE WORD → 78

MEANING

What does outer automorphism mean?