- a tumor of plasma cells, arising in bone marrow, and often occurring at multiple sites, as in the vertebrae and flat skull bones.
Compare multiple myeloma.
Origin of myeloma
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for myeloma
New growths include the fibroma, the myxoma, the myeloma or giant-celled tumour, and various forms of sarcoma.
The majority would appear to be the result of changes in a sarcoma, endothelioma, or myeloma.
In many respects the X-ray appearances resemble those of myeloma.
The myeloma is also to be diagnosed from chondroma, from sarcoma, and from osteomyelitis fibrosa cystica.
- 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
Word Origin and History for myeloma
1857, from comb. form of Greek myelos "marrow" + -oma.
Online Etymology Dictionary, © 2010 Douglas Harper
- A tumor composed of cells derived from hemopoietic tissues of the bone marrow.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.