achromatic


adjective

  1. Optics.
    1. free from color.
    2. able to emit, transmit, or receive light without separating it into colors.
  2. Biology. (of a cell structure) difficult to stain.
  3. Music. without accidentals or changes in key.

adjective

  1. without colour
  2. capable of reflecting or refracting light without chromatic aberration
  3. cytology
    1. not staining with standard dyes
    2. of or relating to achromatin
  4. music
    1. involving no sharps or flats
    2. another word for diatonic
  5. denoting a person who is an achromat
adj.

1766, from Greek akhromatos “colorless,” from a-, privative prefix (see a- (3)), + khromat-, comb. form of khroma “color” (see chroma) + -ic.

adj.

  1. Of or relating to color perceived to have zero saturation and therefore no hue, such as neutral grays, white, or black.
  2. Refracting light without spectral color separation.
  3. Of or relating to cells or tissues difficult to stain with standard dyes.

  1. Designating color perceived to have zero saturation and therefore no hue, such as neutral grays, white, or black.

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