inversion casting

17 LETTERS · STARTS WITH I

inversion casting is a valid 17-letter word worth 22 points in Scrabble and 28 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS

I1N1V4E1R1S1I1O1N1C3A1S1T1I1N1G2

1 + 1 + 4 + 1 + 1 + 1 + 1 + 1 + 1 + 0 + 3 + 1 + 1 + 1 + 1 + 1 + 2 =22 PTS

DOUBLE WORD → 44TRIPLE WORD → 66

MEANING

What does inversion casting mean?