drain layer

11 LETTERS · STARTS WITH D

drain layer is a valid 11-letter word worth 14 points in Scrabble and 15 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS

D2R1A1I1N1L1A1Y4E1R1

2 + 1 + 1 + 1 + 1 + 0 + 1 + 1 + 4 + 1 + 1 =14 PTS

DOUBLE WORD → 28TRIPLE WORD → 42

MEANING

What does drain layer mean?