achromatic

Medical Dictionary

achromatic ach·ro·mat·ic (āk'rə-māt'ĭk)
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.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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