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melanoma

American  
[mel-uh-noh-muh] / ˌmɛl əˈnoʊ mə /

noun

plural

melanomas, melanomata
  1. any of several types of skin tumors characterized by the malignant growth of melanocytes.


melanoma British  
/ ˌmɛləˈnəʊmə /

noun

  1. pathol a malignant tumour composed of melanocytes, occurring esp in the skin, often as a result of excessive exposure to sunlight

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

melanoma Scientific  
/ mĕl′ə-nōmə /

plural

melanomas
  1. 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 Cultural  
  1. A serious, often lethal, form of skin cancer.


Discover More

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

Etymology

Origin of melanoma

First recorded in 1825–35; melan- + -oma

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

The companies currently have eight Phase 2 and Phase 3 clinical trials across multiple tumor types, including melanoma, non-small-cell lung cancer, bladder cancer and renal cell carcinoma.

From The Wall Street Journal

DC vaccines created in the presence of KyA33 generated strong, targeted immune responses in mouse models of melanoma.

From Science Daily

She was diagnosed with stage 1A melanoma, leaving her "in shock" but grateful it was caught early.

From BBC

They discovered that melanocytes from tanning bed users carried nearly twice as many genetic mutations as those from the control groups and were more likely to harbor mutations associated with melanoma.

From Science Daily

Nearly 400 people with advanced, inoperable malignant melanoma took part in the study, which focused on this severe form of skin cancer.

From Science Daily