| melting temperature |
The temperature at which the thermal vibration of the atoms or ions in the lattice of a mineral is sufficient to break the chemical bonds holding them to the lattice, so a material transforms into a liquid.
Ãâó: www.wwnorton.com/college/geo/earth2/glossary/m.htm
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| melanin |
the substance which gives color to the eyes and protects the macula by trapping light rays.
Ãâó: www.mdsupport.org/glossary2.html
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| melanin |
Pigments causing darkness in skin, hair, feathers, etc. They are irregular polymeric structures and are divided into three groups: allomelanins in the plant kingdom and eumelanins and phaeomelanins in the animal kingdom
Ãâó: eduserv.hscer.washington.edu/dermUW/lang/term2.htm...
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| melanoma |
a tumor arising from the melanocytic system of the skin and other organs. When used alone, the term refers to malignant melanoma. Dorland's Illustrated Medical Dictionary 27th edition; entry for melanoma A malignant neoplasm derived from cells that are capable of forming melanin, which may occur in the skin of any part of the body, in the eye, or, rarely, in the mucous membranes of the genitalia, anus, oral cavity, or other sites. ...
Ãâó: eduserv.hscer.washington.edu/dermUW/lang/term2.htm...
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| melanin |
(MEL-a-nin): A skin pigment (substance that gives the skin its color). Dark-skinned people have more melanin than light-skinned people.
Ãâó: www3.mdanderson.org/focus/breast/glossary/DEFS_MP....
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