: leukemia
especially : any of various leukemic diseases of poultry

Word History

Etymology

New Latin

First Known Use

1922, in the meaning defined above

Time Traveler
The first known use of leukosis was in 1922

Browse Nearby Words

Cite this Entry

“Leukosis.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/leukosis. Accessed 20 Mar. 2025.

Medical Definition

leukosis

noun
leu·​ko·​sis
variants or chiefly British leucosis
plural leukoses or chiefly British leucoses -ˌsēz How to pronounce leukosis (audio)
: leukemia
especially : any of various leukemic diseases of poultry
leukotic adjective
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