vitriol stone

13 LETTERS · STARTS WITH V

vitriol stone is a valid 13-letter word worth 15 points in Scrabble and 18 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS

V4I1T1R1I1O1L1S1T1O1N1E1

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

DOUBLE WORD → 30TRIPLE WORD → 45

MEANING

What does vitriol stone mean?