Melanoma



[mel-uh-noh-muh] /ˌmɛl əˈnoʊ mə/

noun, plural melanomas, melanomata
[mel-uh-noh-muh-tuh] /ˌmɛl əˈnoʊ mə tə/ (Show IPA). Pathology.
1.
any of several types of skin tumors characterized by the malignant growth of melanocytes.
/ˌmɛləˈnəʊmə/
noun (pl) -mas, -mata (-mətə)
1.
(pathol) a malignant tumour composed of melanocytes, occurring esp in the skin, often as a result of excessive exposure to sunlight
n.

“tumor containing melanin,” 1826, medical Latin, from Greek melas (genitive melanos) “black” (see melanin) + -oma.

melanoma mel·a·no·ma (měl’ə-nō’mə)
n. pl. mel·a·no·mas or mel·a·no·ma·ta (-mə-tə)
A dark-pigmented, malignant, frequently widely metastasizing tumor arising from a melanocyte and occurring most commonly in the skin. Also called malignant melanoma, melanoblastoma, melanocarcinoma, melanotic carcinoma.
melanoma
(měl’ə-nō’mə)
Plural melanomas or melanomata (měl’ə-nō’mə-tə)
A dark-pigmented benign or malignant tumor that arises from a melanocyte and occurs most commonly in the skin. Malignant melanoma metastasizes quickly and is associated with sun exposure.
melanoma [(mel-uh-noh-muh)]

A serious, often lethal, form of skin cancer.

Note: Exposure to ultraviolet radiation from the sun (for example, by too much sunbathing) can cause this disease.

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    melanomatosis mel·a·no·ma·to·sis (měl’ə-nō’mə-tō’sĭs) n. A condition characterized by the occurrence of numerous widespread melanomas.

  • Melanonychia

    melanonychia mel·a·no·nych·i·a (měl’ə-nō-nĭk’ē-ə) n. Black pigmentation of the nails.



  • Melanophage

    melanophage mel·a·no·phage (měl’ə-nə-fāj’, mə-lān’ə-) n. A histiocyte that contains phagocytized melanin.

  • Melanophore

    [muh-lan-uh-fawr, -fohr, mel-uh-nuh-] /məˈlæn əˌfɔr, -ˌfoʊr, ˈmɛl ə nə-/ noun, Biology. 1. a pigmented connective-tissue cell containing melanin in its cytoplasm, responsible for color changes in many fishes and reptiles. melanophore mel·a·no·phore (měl’ə-nə-fôr’, mə-lān’ə-) n. A pigment cell that contains melanin, especially as found in the skin of amphibians and reptiles. melanophore (měl’ə-nə-fôr’, mə-lān’ə-) A […]



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