PURPLE

adj. Pu5r-p'l. Gr., irop iipeos. Lat., purpure us. Fr., pourpre. Ger., purpurroth. Of a color more or le resembling both blue and red (including violet); as an. (Lat., purpura; Fr., pourpre; Ger., Purpur), such a color or a substance po e ing it. [a, 48.] French p. See ORC HELL IN. Mineral p., P. of Ca ius. Lat., purpura (mineral is) Ca ii, aurum stannatiim (seu stan no paratum). Ger., Goldpurpur. A purplish-red or brownish powder; made by precipitating a solution of gold trichloride with a mixture of stannic and stannous chlorides. Its composition is uncertain. [B, 3.] P'wort. The Potentilla comarum. [B, 19 (a, 35).] Retinal p., Visual p. Fr., rouge retinien. Ger., Sehpurpur. A pigmentary photo-chemical albuminoid secreted from the hexagonal pigment epithelium of the retina. When the eyes are kept for a long time in darkne it becomes abundant. [F.] [s. 361]