arsenious oxide

15 LETTERS · STARTS WITH A

arsenious oxide is a valid 15-letter word worth 22 points in Scrabble and 24 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS

A1R1S1E1N1I1O1U1S1O1X8I1D2E1

1 + 1 + 1 + 1 + 1 + 1 + 1 + 1 + 1 + 0 + 1 + 8 + 1 + 2 + 1 =22 PTS

DOUBLE WORD → 44TRIPLE WORD → 66

MEANING

What does arsenious oxide mean?