thermos tatted

thermostat

[thur-muh-stat]
noun
1.
a device, including a relay actuated by thermal conduction or convection, that functions to establish and maintain a desired temperature automatically or signals a change in temperature for manual adjustment.
verb (used with object), thermostatted or thermostated; thermostatting or thermostating.
2.
to equip or control with a thermostat.

Origin:
1825–35; thermo- + -stat

thermostatic, adjective
thermostatically, adverb
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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World English Dictionary
thermostat (ˈθɜːməˌstæt)
 
n
1.  a device that maintains a system at a constant temperature. It often consists of a bimetallic strip that bends as it expands and contracts with temperature, thus breaking and making contact with an electrical power supply
2.  a similar device that actuates equipment, such as a sprinkler, when a certain temperature is reached
 
thermo'static
 
adj
 
thermo'statically
 
adv

Collins English Dictionary - Complete & Unabridged 10th Edition
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Etymonline
Word Origin & History

thermostat
1831, from thermo- + -stat, from Gk. statos "a standing," from PIE base *sta- "to stand" (see stet).
Online Etymology Dictionary, © 2010 Douglas Harper
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American Heritage
Science Dictionary
thermostat   (thûr'mə-stāt')  Pronunciation Key 
A device that automatically controls heating or cooling equipment in such a way as to maintain a temperature at a constant level or within a specified range, generally using a thermometer capable of triggering electrical switches that activate or deactivate the equipment.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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American Heritage
Cultural Dictionary

thermostat definition


A device that monitors and automatically responds to changes in temperature and activates switches controlling devices such as furnaces or air conditioners.

The American Heritage® New Dictionary of Cultural Literacy, Third Edition
Copyright © 2005 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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