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U.S. National Institutes of Health National Cancer Institute
Dictionary of Cancer Terms
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precancerous (pre-KAN-ser-us)

 A term used to describe a condition that may (or is likely to) become cancer. Also called premalignant.

Previous Definitions:PR-104, practitioner, Pravachol, pravastatin, pravastatin sodium
Next Definitions:precancerous dermatitis, precancerous dermatosis, precancerous polyps, preclinical study, precursor B-lymphoblastic leukemia