NCCN Cancer Centers

The National Comprehensive Cancer Network (NCCN) is a not-for-profit alliance of 23 of the world’s leading cancer centers. We are dedicated to improving the quality and effectiveness of care provided to people with cancer.

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Glossary of terms used on this site

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Term Definition
Precancerous

A term used to describe a condition that may (or is likely to) become cancer. Also called premalignant.
All A B C D E F G H I J K L M N O P Q R S T U W X
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