Definitions

from The Century Dictionary.

  • Having or producing two colors; exhibiting or characterized by dichromatism. Also dichroic and bichromatic.

from the GNU version of the Collaborative International Dictionary of English.

  • adjective Having or exhibiting two colors.
  • adjective (Zoöl.) Having two color varieties, or two phases differing in color, independently of age or sex, as in certain birds and insects.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • adjective having two colors.
  • adjective pathology having a form of colorblindness in which only two of the three primary colors can be distinguished
  • adjective zoology having two independent channels for conveying color information in the eye.
  • adjective biology occurring or existing in two different ornamentations or colors, typically as a form of sexual dimorphism.
  • adjective optics having two hues, either of which may be visible depending on both the concentration of the absorbing substance and the depth or thickness of the medium traversed, such as in pumpkin seed oil. A form of polychromatism.
  • adjective optics exhibiting dichroism; dichroic.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • adjective having two colors
  • adjective of or relating to dichromatism

Etymologies

from Wiktionary, Creative Commons Attribution/Share-Alike License

di- + Ancient Greek χρῶμα (khroma, "color").

Examples

  • All the males of most species, and many of the females, are dichromatic, meaning they only have two kinds of cone cells.

    Archive 2009-05-01

  • All the males of most species, and many of the females, are dichromatic, meaning they only have two kinds of cone cells.

    Drunk On Color

  • This species is strongly dichromatic, meaning that the males and females have distinctive plumage colours and patterns -- a characteristic that distinguishes it from the monochromatic Cyprus pied wheatear, Oenanthe cypriaca, with which it was formerly considered to be conspecific.

    Mystery bird: Pied wheatear, Oenanthe pleschanka

  • Nikon D300, 600 mm lens, 1.4 extender, ISO 640, f/13, 1/640 sec Question: This dichromatic Ethiopian mystery bird is a very rare vagrant to western Europe.

    Mystery bird: Pied wheatear, Oenanthe pleschanka

  • This species is strongly dichromatic, meaning that the males and females have distinctive plumage colours and patterns -- a characteristic that distinguishes it from the monochromatic Cyprus pied wheatear, Oenanthe cypriaca, with which it was formerly considered to be conspecific.

    Mystery bird: Pied wheatear, Oenanthe pleschanka

  • Nikon D300, 600 mm lens, 1.4 extender, ISO 640, f/13, 1/640 sec Question: This dichromatic Ethiopian mystery bird is a very rare vagrant to western Europe.

    Mystery bird: Pied wheatear, Oenanthe pleschanka

  • No, in his somber dichromatic uniform, he seemed as plain as you or I.

    Atticus

  • ‘Code is Law’ provides a false dichromatic descriptive of a very colourful subject.

    The Volokh Conspiracy » Lessig’s “Code” at 10:

  • He often accompany her to sit on the balcony, a chess, black and white and dichromatic attack, defense, row, universal, she gradually lost the game.

    VInvesting.com

  • Beamsplitters acting as edge filters are often referred to as dichroic or dichromatic mirrors.

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