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Home >Information for Patients > Dictionary Index

Dictionary of Cancer Terms

View in Spanish: Leucocito

Leukocyte (LOO-koh-site)
A type of immune cell. Most leukocytes are made in the bone marrow and are found in the blood and lymph tissue. Leukocytes help the body fight infections and other diseases. Granulocytes, monocytes, and lymphocytes are leukocytes. Also called WBC and white blood cell.



 
 
Source: National Cancer Institute Dictionary of Cancer Terms, available at www.cancer.gov/dictionary.