Prussian

An Illustrated Dictionary of Medicine, Biology and Allied Sciences · 1907 · p. 39

(prush' -ati). Of, or pertaining to, Pru ia. P. Blue, the ferrocyanid of iron, largely used in the arts as a dye and pigment; it was formerly used as a febrifuge, tonic, alterative, and antiepileptic. Dose gr. iij-y. Unof. See Pigments, Conspectus of. P. Brown, P. Green. See Pigments, Conspectus of. P. Red. Same as Venetian Red.