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mesothelioma

[mez-uh-thee-lee-oh-muh, mes-, mee-zuh-, -suh-]
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noun, plural mes·o·the·li·o·mas, mes·o·the·li·o·ma·ta [mez-uh-thee-lee-oh-muh-tuh, mes-, mee-zuh-, -suh-] /ˌmɛz əˌθi liˈoʊ mə tə, ˌmɛs-, ˈmi zə-, -sə-/. Pathology.
  1. a malignant tumor of the covering of the lung or the lining of the pleural and abdominal cavities, often associated with exposure to asbestos.
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Origin of mesothelioma

First recorded in 1905–10; mesotheli(um) + -oma
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

British Dictionary definitions for mesothelioma

mesothelioma

noun plural -mata (-mətə) or -mas
  1. a tumour of the epithelium lining the lungs, abdomen, or heart: often associated with exposure to asbestos dust
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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

mesothelioma in Medicine

mesothelioma

(mĕz′ə-thē′lē-ōmə)
n. pl. mes•o•the•li•o•mas
  1. 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.
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The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.