NCI Dictionary of Cancer Terms
The NCI Dictionary of Cancer Terms features 8,201 terms related to cancer and medicine.
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- listen (BY-oh-LAH-jih-kul)
- Pertaining to biology or to life and living things. In medicine, refers to a substance made from a living organism or its products. Biologicals may be used to prevent, diagnose, treat or relieve of symptoms of a disease. For example, antibodies, interleukins, and vaccines are biologicals. Biological also refers to parents and children who are related by blood.