the disease caused by an uncontrolled division of abnormal cells in a part of the body.
"he's got cancer"
a malignant growth or tumor resulting from the division of abnormal cells.
plural noun: cancers
"most skin cancers are curable"
synonyms:	malignant growth, cancerous growth, tumor, malignancy; More
a practice or phenomenon perceived to be evil or destructive and hard to contain or eradicate.