sheet erosion

13 LETTERS · STARTS WITH S

sheet erosion is a valid 13-letter word worth 15 points in Scrabble and 15 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS

S1H4E1E1T1E1R1O1S1I1O1N1

1 + 4 + 1 + 1 + 1 + 0 + 1 + 1 + 1 + 1 + 1 + 1 + 1 =15 PTS

DOUBLE WORD → 30TRIPLE WORD → 45

MEANING

What does sheet erosion mean?