a combining form used in the names of devices that stabilize or make constant what is specified by the initial element: thermostat; rheostat.
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Origin of -stat
< Greek -statēs, equivalent to sta- (stem of histánai to make stand; see stand) + -tēs agent noun suffix
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
British Dictionary definitions for -stat
n combining form
indicating a device that causes something to remain stationary or constantthermostat
Word Origin for -stat
from Greek -statēs, from histanai to cause to stand
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
Medicine definitions for -stat
Something that stabilizes:barostat.
Something that inhibits:hemostat.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.