py·​ro·​stat | \ -ˌstat \
plural -s

Definition of pyrostat

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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History and Etymology for pyrostat

International Scientific Vocabulary pyr- + -stat

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Cite this Entry

“Pyrostat.” Dictionary, Merriam-Webster, Accessed 22 Jan. 2021.

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