capacity coupling

17 LETTERS · STARTS WITH C

capacity coupling is a valid 17-letter word worth 30 points in Scrabble and 38 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS
C3A1P3A1C3I1T1Y4C3O1U1P3L1I1N1G2
3 + 1 + 3 + 1 + 3 + 1 + 1 + 4 + 0 + 3 + 1 + 1 + 3 + 1 + 1 + 1 + 2 =30 PTS
DOUBLE WORD → 60TRIPLE WORD → 90
MEANING

What does capacity coupling mean?

1