series dynamo

13 LETTERS · STARTS WITH S

series dynamo is a valid 13-letter word worth 18 points in Scrabble and 19 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS

S1E1R1I1E1S1D2Y4N1A1M3O1

1 + 1 + 1 + 1 + 1 + 1 + 0 + 2 + 4 + 1 + 1 + 3 + 1 =18 PTS

DOUBLE WORD → 36TRIPLE WORD → 54

MEANING

What does series dynamo mean?