Dichromatic may refer to:
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Dichromacy, a form of color-blindness in which only two light wavelengths are distinguished rather than the usual three
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Dichromatic, describing an optical device which splits light into two parts according to its wavelength: a form of dichroism
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A form of polymorphism (biology), typical in sexual dimorphism, in which two phenotypes have different colouration or ornamentation.
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Dichromatic reflectance model
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Dichromatism: the property of a substance that changes hue due to change in its concentration or the thickness of a layer.
See also