Definition of melanoma noun from the Oxford Advanced Learner's Dictionary



BrE BrE//ˌmeləˈnəʊmə//
; NAmE NAmE//ˌmeləˈnoʊmə//
[countable, uncountable](medical)
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a type of cancer that appears as a dark spot or tumour on the skin Word Origin mid 19th cent.: from Greek melas, melan- ‘black’ + -oma.
See the Oxford Advanced American Dictionary entry: melanoma