Look up: melanin

1. 
   melanin
   [n] - insoluble pigments that account for the color of e.g. skin and scales and feathers
   Found on http://www.webdictionary.co.uk/definitio
   
   
2. 
   Melanin
   The substance that gives skin its colour (pigment).
   Found on http://www.cancerhelp.org.uk/glossary.as
   
   
3. 
   Melanin
   the pigment that gives skin, hair, and eyes their colouring
   Found on http://www.medichecks.com/glossary.cfm?l
   
   
4. 
   Melanin
   the pigment that colours the skin, hair and the iris of the eyes [NHS Direct]
   Found on http://www.sculptra.co.uk/default.asp?pa
   
   
5. 
   melanin
   Associated with pigment, meaning dark
   Found on http://www.generalandmedical.com/glossar
   
   
6. 
   Melanin
   a pigment in the skin or hair that gives it its tan, brown to black color
   Found on http://www.transforminglives.co.uk/gloss
   
   
7. 
   Melanin
   Melanin: A skin pigment (substance that gives the skin its color). Dark-skinned people have more melanin than light- skinned people. Melanin also acts as a sunscreen and protects the skin from ultraviolet light. Melanin is produced by cells called melanocytes. It provides some protection again skin damage from the sun, and the melanocytes increase ...
   Found on http://www.medterms.com/script/main/art.
   
   
8. 
   melanin
   Pigments largely of animal origin. High molecular weight polymers of indole quinone. Colours include black/brown, yellow, red and violet. Found in feathers, cuttle ink, human skin, hair and eyes, and in cellular immune responses and wound-healing in arthropods.
   Found on
   
   
9. 
   Melanin
   Mel'a·nin noun [ Greek me`las , -anos , black.] (Physiol.) A black pigment found in the pigment-bearing cells of the skin (particularly in the skin of the negro), in the epithelial cells of the external layer of the retina (then called fuscin ), in the outer layer of the choroid, and elsewhere. It is supposed to be derived from the decomposition of hemoglobin.
   Found on http://www.encyclo.co.uk/webster/M/43
   
   
10. 
    melanin
    <protein> Pigments largely of animal origin. High molecular weight polymers of indole quinone. Colours include black/brown, yellow, red and violet. Found in feathers, cuttle ink, human skin, hair and eyes and in cellular immune responses and wound healing in arthropods. ... (18 Nov 1997) ...
    Found on http://www.mondofacto.com/facts/dictiona
    
    
11. 
    melanin
    noun insoluble pigments that account for the color of e.g. skin and scales and feathers
    Found on http://wordnet.princeton.edu/perl/webwn?
    
    
12. 
    melanin
    (mel´ә-nin) any of several closely related dark, sulfur-containing pigments normally found in the hair, skin, ciliary body, choroid of the eye, pigment layer of the retina, and certain nerve cells. They occur abnormally in the tumors known as melanomas and may be excreted in the urine when such tumors are present ...
    Found on http://www.mercksource.com/pp/us/cns/cns
    
    
13. 
    Melanin
    • (n.) A black pigment found in the pigment-bearing cells of the skin (particularly in the skin of the negro), in the epithelial cells of the external layer of the retina (then called fuscin), in the outer layer of the choroid, and elsewhere. It is supposed to be derived from the decomposition of hemoglobin.
    Found on http://thinkexist.com/dictionary/meaning
    
    
14. 
    melanin
    a dark biological pigment (biochrome) found in skin, hair, feathers, scales, eyes, and some internal membranes; it is also found in the peritoneum ... [15 related articles]
    Found on http://www.britannica.com/eb/a-z/m/66
    
    
15. 
    melanin
    Any of the dark brown to black polymers of indole-5,6-quinone and/or 5,6-dihydroxyindole 2-carboxylic acid that normally occur in the skin, hair, pigmented coat of the retina, and inconstantly in the medulla and zona reticularis of the adrenal gland. Melanin may be formed in vitro or biologically by oxidation of l-tyrosine or l-tryptophan, the usua...
    Found on
    
    
16. 
    melanin
    A dark-brown pigment present in many animals which in different concentrations gives brown and yellow pigmentation. It occurs as granules in cells, lies in various skin layers, and is concentrated in moles and freckles. The distribution of melanin in the skin determines skin coloring, and is altered...
    Found on http://www.daviddarling.info/encyclopedi
    
    
17. 
    melanin
    melanin (mel'unin) , water-insoluble polymer of various compounds derived from the amino acid tyrosine. It is one of two pigments found in human skin and hair and adds brown to skin color; the other pigment is carotene, which contributes yellow coloring. The synthesis of melanin reactions is cat...
    Found on http://www.infoplease.com/ce6/sci/A08325