phosphoric anhydride

20 LETTERS · STARTS WITH P

phosphoric anhydride is a valid 20-letter word worth 39 points in Scrabble and 39 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS

P3H4O1S1P3H4O1R1I1C3A1N1H4Y4D2R1I1D2E1

3 + 4 + 1 + 1 + 3 + 4 + 1 + 1 + 1 + 3 + 0 + 1 + 1 + 4 + 4 + 2 + 1 + 1 + 2 + 1 =39 PTS

DOUBLE WORD → 78TRIPLE WORD → 117

MEANING

What does phosphoric anhydride mean?