psychrometer

American  

[sahy-krom-i-ter] / saɪˈkrɒm ɪ tər /

noun

1. an instrument for determining atmospheric humidity by the reading of two thermometers, the bulb of one being kept moist and ventilated.

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psychrometer British  

/ saɪˈkrɒmɪtə /

noun

1. Also called: wet-and-dry-bulb thermometer.  a type of hygrometer consisting of two thermometers, one of which has a dry bulb and the other a bulb that is kept moist and ventilated. The difference between the readings of the thermometers gives an indication of atmospheric humidity

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psychrometer Scientific  

/ sī-krŏm′ĭ-tər /

1. See under hygrometer

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Other Word Forms

• psychrometric
  adjective
• psychrometrical
  adjective

Etymology

Origin of psychrometer

First recorded in 1720–30; psychro- + -meter

Example Sentences

In one video, Huth licks his forearm and flails his arms, turning himself into a human sling psychrometer to estimate humidity.

From Washington Post • May 13, 2020

One, called a psychrometer, compared a wet thermometer bulb, cooled by evaporation, with a dry thermometer bulb.

From Time • Aug. 4, 2015

And in 1892, a German scientist—he had the unfortunate name of Richard Assmann—built what was known as an aspiration psychrometer for even more minute accuracy.

From Time • Aug. 4, 2015

The humidity of the air was observed both by August's psychrometer and Saussure's hygrometer.

From The Voyage of the Vega round Asia and Europe, Volume I and Volume II by Leslie, Alexander, fl. 1879-1882

To find the relative humidity by use of wet-and-dry-bulb hygrometer or psychrometer: Place the instrument in a strong circulation of air, or wave it to and fro.

From Seasoning of Wood by Wagner, J. B. (Joseph Bernard)