wet-bulb thermometer

[ wet-buhlb ]

noun

1. a thermometer having a bulb that is kept moistened when humidity determinations are being made with a psychrometer.

wet-bulb thermometer

noun

1. a thermometer the bulb of which is covered by a moist muslin bag, used together with a dry-bulb thermometer to measure humidity

Word History and Origins

Origin of wet-bulb thermometer¹

First recorded in 1840–50

Example Sentences

The wet bulb thermometer should now be read, and also noted; and the difference should be taken of these two readings.

From Project Gutenberg

Make observations with the wet-bulb thermometer or the sling psychrometer as a part of your regular daily weather record.

From Project Gutenberg