pyrostat

noun py·ro·stat \ -ˌstat \

Definition of pyrostat

plural -s
1 :any of various automatic devices that when exposed to heat, light, smoke, or some other manifestation of fire actuate a mechanism for giving a warning or for setting in operation a means of extinguishing such a fire — compare thermostat
2 :thermostat; especially :one for use with high temperatures

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Origin and Etymology of pyrostat

International Scientific Vocabulary pyr- + -stat


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