cascade control

15 LETTERS · STARTS WITH C

cascade control is a valid 15-letter word worth 21 points in Scrabble and 26 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS

C3A1S1C3A1D2E1C3O1N1T1R1O1L1

3 + 1 + 1 + 3 + 1 + 2 + 1 + 0 + 3 + 1 + 1 + 1 + 1 + 1 + 1 =21 PTS

DOUBLE WORD → 42TRIPLE WORD → 63

MEANING

What does cascade control mean?