Prussian
Prussian , adjective
[From Prussia, the country: compare French prussien.]
Of or pertaining to Prussia.
A native or inhabitant of Prussia.
Collocations (3)
Prussian blue (Chemistry) , any one of several complex double cyanides of ferrous and ferric iron; specifically, a dark blue amorphous substance having a coppery luster, obtained by adding a solution of potassium ferrocyanide (yellow prussiate of potash) to a ferric salt. It is used in dyeing, in ink, etc. Called also Williamson's blue, insoluble Prussian blue, Berlin blue, etc.