Simple Definition of leukemia

from our Learner's Dictionary

leukemia

noun

variants or chiefly British leukaemia

luˈkiːmijə

medical : a very serious disease in which the body forms too many white blood cells

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“Leukemia.” Merriam-Webster.com Simple Definition, Merriam-Webster, https://www.merriam-webster.com/simple/leukemia. Accessed 15 Jun. 2026.

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