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myeloma

American  
[mahy-uh-loh-muh] / ˌmaɪ əˈloʊ mə /

noun

Pathology.

plural

myelomas, myelomata

  1. a tumor of plasma cells, arising in bone marrow, and often occurring at multiple sites, as in the vertebrae and flat skull bones.

myeloma British  
/ ˌmaɪɪˈləʊmə /

noun

  1. a usually malignant tumour of the bone marrow or composed of cells normally found in bone marrow

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Other Word Forms

  • myelomatoid adjective

Etymology

Origin of myeloma

First recorded in 1855–60; myel- + -oma

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.