Online Medical Dictionaries

National Cancer Institute's Dictionary of Cancer Terms: This dictionary contains more than 6,000 terms related to cancer and medicine. You can also find a Spanish version of the dictionary. MedTerms online medical dictionary is the medical reference for, containing easy-to-understand explanations of more than 16,000 medical terms.

The National Human Genome Research Institute Talking Glossary of Genetic Terms: This glossary lists more than 200 terms to help people understand terms used in genetic research.

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