Category:Prismatic

Pris*mat"ic, pris*mat"ic*al, a. Etym: [cf. F. prismatique.]

1. Resembling, or pertaining to, a prism; as, a prismatic form or Cleavage.

2. Separated or distributed by a prism; formed by a prism; as, Prismatic colors.

3. (crystallog.)

Defn: same as orthorhombic. Prismatic borax (chem.), borax Crystallized in the form of oblique prisms, with ten molecules of Water; -- distinguished from octahedral borax. -- prismatic colors (opt.), the seven colors into which light is Resolved when passed through a prism; primary colors. See primary Colors, under color. -- prismatic compass (surv.), a compass having a prism for viewing a Distant object and the compass card at the same time. -- prismatic spectrum (opt.), the spectrum produced by the passage Of light through a prism.