timing chain

12 LETTERS · STARTS WITH T

timing chain is a valid 12-letter word worth 19 points in Scrabble and 23 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS
T1I1M3I1N1G2C3H4A1I1N1
1 + 1 + 3 + 1 + 1 + 2 + 0 + 3 + 4 + 1 + 1 + 1 =19 PTS
DOUBLE WORD → 38TRIPLE WORD → 57
MEANING

What does timing chain mean?

1