shackle insulator

17 LETTERS · STARTS WITH S

shackle insulator is a valid 17-letter word worth 25 points in Scrabble and 29 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS

S1H4A1C3K5L1E1I1N1S1U1L1A1T1O1R1

1 + 4 + 1 + 3 + 5 + 1 + 1 + 0 + 1 + 1 + 1 + 1 + 1 + 1 + 1 + 1 + 1 =25 PTS

DOUBLE WORD → 50TRIPLE WORD → 75

MEANING

What does shackle insulator mean?