yellow prussiate of potash

NOUN
26 LETTERS · STARTS WITH Y

yellow prussiate of potash is a valid 26-letter word worth 39 points in Scrabble and 42 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS
Y4E1L1L1O1W4P3R1U1S1S1I1A1T1E1O1F4P3O1T1A1S1H4
4 + 1 + 1 + 1 + 1 + 4 + 0 + 3 + 1 + 1 + 1 + 1 + 1 + 1 + 1 + 1 + 0 + 1 + 4 + 0 + 3 + 1 + 1 + 1 + 1 + 4 =39 PTS
DOUBLE WORD → 78TRIPLE WORD → 117
MEANING

What does yellow prussiate of potash mean?

NOUN · 1 SENSE
1

A cyanide compound that is prepared by the reaction of potassium cyanide with ferrous salts; commonly used by gardeners.