a system of two or more prisms of different substances that deflects but does not disperse a beam of light.
- Achromatic vision
achromatic vision achromatic vision n. See achromatopsia.
to make ; deprive or free of color. verb (transitive) to make achromatic; to remove colour from
noun the material of the nucleus of a cell that does not stain with basic dyes Compare chromatin achromatin a·chro·ma·tin (ā-krō’mə-tĭn) n. The part of a cell nucleus that remains less colored than the rest of the nucleus when stained or dyed. a·chro’ma·tin’ic adj.