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.
First, if your furnace stops or will not start, check the thermostat.
Because our bedroom is on the second floor of our condo, it's usually warmer than the thermostat downstairs.
Make sure during these two weeks that the thermostat is not set too high.
The hypothalamus, which sits at the base of the brain, acts as the body's thermostat.
He puts three or four layers of blankets on it every night and monitors it with a remote thermostat.
The improvised thermostat generated so much curiosity that talks of developing and selling a kit soon followed.
They make the mistake of setting back the thermostat during sleeping hours to cut fuel bills.
Ten minutes later the room is still too cold, so you turn up the thermostat again and go to sleep.
The thermostat is a small dial behind the water-heater access panel and insulation.
Our current apartment is the first one we've had that had a programmable thermostat.
British Dictionary definitions for thermostat
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
a similar device that actuates equipment, such as a sprinkler, when a certain temperature is reached
(thûr'mə-stāt') 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.