pyrometer

[pahy-rom-i-ter]

noun

1. an apparatus for measuring high temperatures that uses the radiation emitted by a hot body as a basis for measurement.

pyrometer

/ ˌpaɪrəʊˈmɛtrɪk, paɪˈrɒmɪtə /

noun

1. an instrument for measuring high temperatures, esp by measuring the brightness ( optical pyrometer ) or total quantity ( radiation pyrometer ) of the radiation produced by the source. Other types include the resistance thermometer and the thermocouple

Other Word Forms

• pyrometric adjective
• pyrometrical adjective
• pyrometrically adverb
• pyrometry noun

Word History and Origins

Origin of pyrometer¹

First recorded in 1740–50; pyro- + -meter

Example Sentences

As is typical, the installation firm we selected used a sophisticated device called a pyrometer to measure the solar radiance received on our roof.

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In a muffle, in heated sand, with hot pieces of flat iron, and in boxes heated to the requisite temperature in an oven, the temperature being indicated by a pyrometer or heat-gauge.

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When the "new" stove was on, and the "old" one lit for reheating, I went to the pyrometer shanty.

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In the F�ry radiation pyrometer this difficulty is obviated, as the instrument may be placed at a considerable distance from the furnace.

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With the pyrometer at three hundred and fifty, it is hardly prudent to pass to thirty.

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