orthochromatism

• a word derived from orthochromatic.
  orthochromatic

  adjective

  representing correctly the relations of colors as found in a subject; isochromatic.

More Suggestions

• metachromatism
• monochromatism
• trichromatism
• achromatism
• chromatism
• dichromatism
• orthotropism
• allochromatic
• apochromatic