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Related to ptyalism: hyperemesis gravidarum
Excessive flow of saliva.
[Greek ptualismos, salivation, from ptualizein, to salivate, from ptualon, saliva, from ptūein, to spit.]
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
(Pathology) excessive secretion of saliva
[C17: from Greek ptualismos, from ptualizein to produce saliva, from ptualon saliva]
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
pty•a•lism(ˈtaɪ əˌlɪz əm)
excessive secretion of saliva.
[1675–85; < Greek ptyalismós expectoration =ptýal(on) spittle + -ismos -ism]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
excessive salivation, usually associated with chronic mercury poisoning.See also: Poison
-Ologies & -Isms. Copyright 2008 The Gale Group, Inc. All rights reserved.