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Medical Dictionary

cancer

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noun can·cer \ˈkan(t)-sər\

Medical Definition of cancer

  1. 1:  a malignant tumor of potentially unlimited growth that expands locally by invasion and systemically by metastasis

  2. 2:  an abnormal state marked by a cancer

cancerous \ˈkan(t)s-(ə-)rəs\play adjective




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a division or portion of a pool or whole

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