Wet- and dry-bulb hygrometer

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Definition

noun

A hygrometer with two thermometers, one having a dry bulb and the other, a wet bulb, so that the difference from the two readings can be used to calculate the relative humidity of the atmosphere


Supplement

Hygrometers are used to determine the moisture content of the atmosphere. One of the simplest forms is the wet- and dry-bulb hygrometer or the psychrometer. Meteorologists use this device to determine the relative humidity of the atmosphere in order to predict weather conditions.


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