‖a. [ F., p.p. of jasper to mottle. See Jasper. ] (Ceramics) Having the surface decorated with cloudings and streaks, somewhat as if imitating jasper. [ Webster 1913 Suppl. ]

n. [ OE. jaspre, jaspe, OF. jaspre, jaspe, F. jaspe, L. iaspis, Gr. &unr_;; cf. Per. yashp, yashf, Ar. yashb, yasb, yasf, Heb. yāshpheh. Cf. Diaper. ] (Min.) An opaque, impure variety of quartz, of red, yellow, and other dull colors, breaking with a smooth surface. It admits of a high polish, and is used for vases, seals, snuff boxes, etc. When the colors are in stripes or bands, it is called striped jasper or banded jasper. The Egyptian pebble is a brownish yellow jasper. [ 1913 Webster ]

Jasper opal, a yellow variety of opal resembling jasper. --
Jasper ware, a delicate kind of earthenware invented by Josiah Wedgwood. It is usually white, but is capable of receiving color. [ 1913 Webster ]

a. mixed with jasper; containing particles of jasper; as, jasperated agate. [ 1913 Webster ]

v. t. [ Usually p. p. Jasperized (&unr_;). ] To convert into, or make to resemble, jasper. [ 1913 Webster ]

Polished specimens of jasperized and agatized woods. Pop. Sci. Monthly. [ 1913 Webster ]

a. Of the nature of jasper; mixed with jasper.