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单词 melanoma
释义

melanoma

/ˌmɛləˈnəʊmə /
noun Medicine
A tumour of melanin-forming cells, especially a malignant tumour associated with skin cancer: melanomas can appear anywhere on the body [mass noun]: the incidence of melanoma is rising steadily...
  • One form of skin cancer, malignant melanoma, can spread to other organs very rapidly.
  • About half of malignant skin melanomas arise from pre-existing moles.
  • Although they make up the smallest percentage of all skin cancers, melanomas cause the greatest number of deaths.

Origin

Mid 19th century: from Greek melas, melan- 'black' + -oma.

Rhymes

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更新时间:2024/11/12 8:53:06