py·rom·e·ter
pī-ˈrä-mə-tər 
: an instrument for measuring temperatures especially when beyond the range of mercurial thermometers
py·rom·e·try
pīˈrämə‧trē
plural -es
: the techniques and methods of measuring high temperatures
especially
: the art of using a pyrometer
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Popular Mechanics Editors, Popular Mechanics, 17 Dec. 2020
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Noun
This instrument, called a radiation pyrometer, resembles a small telescope and is equipped with rock-salt and quartz lenses that screen out all except infrared radiations.
—Popular Mechanics Editors, Popular Mechanics, 17 Dec. 2020
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“Pyrometer.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/pyrometer. Accessed 24 Jun. 2026.
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