• That one of the two similar thermometers of a psychrometer the bulb of which is moistened; also, the entire instrument.
Found on
http://thinkexist.com/dictionary/meaning/wet-bulb_thermometer/
A thermometer used to measure the lowest temperature in the ambient atmosphere in its natural state by evaporating water from a wet muslin- covered bulb of a thermometer. The wet bulb temperature is used to compute dew point and relative humidity. One of the two therometers that make up a psychrometer.
Found on
http://www.avon-weather.com/glossary.html
(from the article `hygrometer`) The psychrometer (q.v.) is a hygrometer that utilizes two thermometers—one wet-bulb and one dry-bulb—to determine humidity through evaporation. A ...
Found on
http://www.britannica.com/eb/a-z/w/27
Wet-bulb thermometer (Physics) That one of the two similar thermometers of a psychrometer the bulb of which is moistened; also, the entire instrument.
Found on
http://www.encyclo.co.uk/webster/W/26
Thermometer on a psychrometer that has a moisten wick on its reservoir bulb. When ventilated this thermometer records a temperature that is modified by the cooling effects of evaporation. This measurement and the temperature reading from a dry-bulb thermometer are then used to determine the air's relative humidity or dew point from a psychrometric ...
Found on
http://www.physicalgeography.net/physgeoglos/w.html
[
n] - a thermometer with a bulb that is covered with moist muslin
Found on
http://www.webdictionary.co.uk/definition.php?query=wet-bulb%20thermometer
When a wet wick is placed over a standard thermometer and air is blown across the surface, the water evaporates and cools the thermometer below the dry-bulb temperature. This cooler temperature (called the wet-bulb temperature) depends on how much moisture is in the air.
Found on
https://www.encyclo.co.uk/local/20687
noun a thermometer with a bulb that is covered with moist muslin; used in a psychrometer to measure humidity
Found on
https://www.encyclo.co.uk/local/20974
No exact match found.
