resistance thermometer

American  

noun

Metallurgy.

1. an instrument for measuring the temperature of a metal, utilizing the principle that the electrical resistance of the metal varies with the temperature.

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resistance thermometer British  

noun

1. an accurate type of thermometer in which temperature is calculated from the resistance of a coil of wire (usually of platinum) or of a semiconductor placed at the point at which the temperature is to be measured

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Etymology

Origin of resistance thermometer

First recorded in 1885–90

Example Sentences

The electrical resistance thermometer of platinum presents very great advantages for this purpose over the mercury thermometer in point of reproducibility, accuracy and adaptability to the practical conditions of experiment.

From Encyclopaedia Britannica, 11th Edition, Volume 5, Slice 1 "Calhoun" to "Camoens" by Various

Arrows indicate direction of flow on resistance thermometer for ingoing water.

From Respiration Calorimeters for Studying the Respiratory Exchange and Energy Transformations of Man by Benedict, Francis Gano

For the resistance thermometer, Dr. Northrup has used, instead of copper, pure nickel wire, which has a much higher resistance and thus enables a much greater total resistance to be inclosed in a given space.

From Respiration Calorimeters for Studying the Respiratory Exchange and Energy Transformations of Man by Benedict, Francis Gano