from The American Heritage® Dictionary of the English Language, 5th Edition.

  • noun Coloration of tissues by pigment.
  • noun Deposition of pigment by cells.

from The Century Dictionary.

  • noun Discoloration by the deposition of a pigment in the tissues.

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

  • noun (Physiol.) A deposition, esp. an excessive deposition, of coloring matter.

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

  • noun Coloration of human, plant or animal tissue, especially by pigment.

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

  • noun coloration of living tissues by pigment
  • noun the deposition of pigment in animals or plants or human beings


Sorry, no etymologies found.


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