NCI Dictionary of Cancer Terms

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The NCI Dictionary of Cancer Terms features 7,804 terms related to cancer and medicine.

Browse the dictionary by selecting a letter of the alphabet or by entering a cancer-related word or phrase in the search box.

lymphatic fluid
(lim-FA-tik FLOO-id)
The clear fluid that travels through the lymphatic system and carries cells that help fight infections and other diseases. Also called lymph.