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[mez-uh-thee-lee-oh-muh, mes-, mee-zuh-, -suh-] /ˌmɛz əˌθi liˈoʊ mə, ˌmɛs-, ˈmi zə-, -sə-/
noun, plural mesotheliomas, mesotheliomata
[mez-uh-thee-lee-oh-muh-tuh, mes-, mee-zuh-, -suh-] /ˌmɛz əˌθi liˈoʊ mə tə, ˌmɛs-, ˈmi zə-, -sə-/ (Show IPA).
a malignant tumor of the covering of the lung or the lining of the pleural and abdominal cavities, often associated with exposure to asbestos.
1905-10; mesotheli(um) + -oma Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the web for mesothelioma
  • But the long lag between exposure and the development of mesothelioma means that the number of cases is still rising.
  • Most workers who contracted serious illnesses-lung diseases and mesothelioma, a painful form of cancer-have died.
  • Results from clinical trials concerning mesothelioma.
British Dictionary definitions for mesothelioma


noun (pl) -mata (-mətə), -mas
a tumour of the epithelium lining the lungs, abdomen, or heart: often associated with exposure to asbestos dust
Word Origin
C20: from mesotheli(um) + -oma
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
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mesothelioma in Medicine

mesothelioma mes·o·the·li·o·ma (měz'ə-thē'lē-ō'mə, měs'-)
n. pl. mes·o·the·li·o·mas or mes·o·the·li·o·ma·ta (-mə-tə)
A rare neoplasm derived from the lining cells of the pleura and peritoneum and growing as a thick sheet composed of spindle cells or fibrous tissue covering the viscera.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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