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xerostomia

[zeer-uh-stoh-mee-uh] /ˌzɪər əˈstoʊ mi ə/
noun, Pathology.
1.
dryness of the mouth caused by diminished function of the salivary glands due to aging, disease, drug reaction, etc.
Origin of xerostomia
1885-1890
1885-90; xero- + New Latin -stomia a condition of the mouth, as specified by the 1st element; see -stome, -ia
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Based on the Random House Dictionary, © Random House, Inc. 2017.
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British Dictionary definitions for xerostomia

xerostomia

/ˌziːrəˈstəʊmɪə/
noun
1.
abnormal lack of saliva; dryness of the mouth
Word Origin
C19: from xero- + -stom(e) + -ia
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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xerostomia in Medicine

xerostomia xe·ro·sto·mi·a (zēr'ə-stō'mē-ə)
n.
Dryness of the mouth resulting from diminished or arrested salivary secretion.

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