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cancer

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noun can·cer \ˈkan(t)-sər\

Simple Definition of cancer

  • : a serious disease caused by cells that are not normal and that can spread to one or many parts of the body

  • : something bad or dangerous that causes other bad things to happen

  • Cancer : the fourth sign of the zodiac that comes between Gemini and Leo and has a crab as its symbol

Source: Merriam-Webster's Learner's Dictionary

Full Definition of cancer

  1. 1 capitalized a :  a northern zodiacal constellation between Gemini and Leo b (1) :  the fourth sign of the zodiac in astrology — see zodiac table (2) :  one born under the sign of Cancer

  2. 2 [Latin, crab, cancer] a :  a malignant tumor of potentially unlimited growth that expands locally by invasion and systemically by metastasis b :  an abnormal bodily state marked by such tumors

  3. 3 :  something evil or malignant that spreads destructively <the cancer of hidden resentment — Irish Digest>

  4. 4 a :  an enlarged tumorlike plant growth (as that of crown gall) b :  a plant disease marked by such growths

cancerous play \ˈkan(t)s-rəs, ˈkan(t)-sə-\ adjective
cancerously adverb

Examples of cancer in a sentence

  1. He was diagnosed with cancer.

  2. She learned that she has cancer.

  3. Eating certain foods may help reduce the risk of cancer.

  4. Advanced cancers are more difficult to treat.

  5. I'm a Taurus, but my best friend is a Cancer.



Origin of cancer

Middle English, from Latin (genitive Cancri), literally, crab; akin to Greek karkinos crab, cancer


First Known Use: 14th century

Rhymes with cancer


CANCER Defined for Kids

cancer

play
noun can·cer \ˈkan-sər\

Definition of cancer for Students

  1. :  a serious sometimes deadly disease characterized by the growth of abnormal cells that form tumors which may damage or destroy normal body tissue




Medical Dictionary

cancer

play
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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