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pigment

[pig-muh nt] /ˈpɪg mənt/
noun
1.
a dry insoluble substance, usually pulverized, which when suspended in a liquid vehicle becomes a paint, ink, etc.
2.
a coloring matter or substance.
3.
Biology. any substance whose presence in the tissues or cells of animals or plants colors them.
verb (used with object)
4.
to color; add pigment to.
verb (used without object)
5.
to become pigmented; acquire color; develop pigmentation:
a poor quality of paper that doesn't pigment well.
Origin
1350-1400
1350-1400; Middle English < Latin pigmentum paint, equivalent to pig- (stem of pingere to paint) + -mentum -ment
Related forms
hyperpigmented, adjective
nonpigmented, adjective
unpigmented, adjective
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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British Dictionary definitions for hyperpigmented

pigment

/ˈpɪɡmənt/
noun
1.
a substance occurring in plant or animal tissue and producing a characteristic colour, such as chlorophyll in green plants and haemoglobin in red blood
2.
any substance used to impart colour
3.
a powder that is mixed with a liquid to give a paint, ink, etc
Derived Forms
pigmentary, adjective
Word Origin
C14: from Latin pigmentum, from pingere to paint
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Word Origin and History for hyperpigmented
pigment
late 14c., from L. pigmentum "coloring matter, pigment, paint," from root of pingere "to color, paint" (see paint). Variants of this word may have been known in O.E. (e.g. 12c. pyhmentum).
Online Etymology Dictionary, © 2010 Douglas Harper
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hyperpigmented in Medicine

pigment pig·ment (pĭg'mənt)
n.

  1. A substance used as coloring.

  2. Dry coloring matter, usually an insoluble powder to be mixed with water, oil, or another base to produce paint and similar products.

  3. A substance that produces a characteristic color in tissue.

  4. A medicinal preparation applied to the skin like paint.

v. pig·ment·ed, pig·ment·ing, pig·ments
To color with pigment.
The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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hyperpigmented in Science
pigment
  (pĭg'mənt)   
  1. An organic compound that gives a characteristic color to plant or animal tissues and is involved in vital processes. Chlorophyll, which gives a green color to plants, and hemoglobin, which gives blood its red color, are examples of pigments.

  2. A substance or material used as coloring.


The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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