POLYCHROME • DICCIONARIO INGLES.COM • Definition of Polychrome

... the Council Chamber, in which is another mantelpiece hardly less ornate and interesting, and executed in what may be called the "flamboyant" manner in rich polychrome. It is dated 1527 and was designed by (one ...

— Vanished towers and chimes of Flanders • George Wharton Edwards

... Unna, whose notice Ehrlich's remark had no doubt escaped, described an analogous condition as follows: "in some nodules the mast cells appeared in part twice as large as usual, especially with the new mast cell stain (polychrome methylene blue, glycerine ether mixture). This was caused by the staining of a large round halo, in the centre of which lay the peculiar long-known mast cell, consisting of blue nucleus, and an areola of deep red granules. Higher magnification shewed ...

— Histology of the Blood - Normal and Pathological • Paul Ehrlich