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2017 Word of the Year

meningioma

[muh-nin-jee-oh-muh] /məˌnɪn dʒiˈoʊ mə/
noun, plural meningiomas, meningiomata
[muh-nin-jee-oh-muh-tuh] /məˌnɪn dʒiˈoʊ mə tə/ (Show IPA).
Pathology.
1.
a hard, encapsulated tumor that grows slowly along the meninges.
Origin of meningioma
1920-1925
1920-25; shortening of meningothelioma, equivalent to mening(es) + -o- + (endo)thelioma
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2017.
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meningioma in Medicine

meningioma me·nin·gi·o·ma (mə-nĭn'jē-ō'mə)
n. pl. me·nin·gi·o·mas or me·nin·gi·o·ma·ta (-mə-tə)
A slow-growing tumor of the meninges often creating pressure and damaging the brain and adjacent tissues, occurring most often in adults.

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