'Wet-bulb thermometer' definitions:

Definition of 'wet-bulb thermometer'

From: WordNet
noun
A thermometer with a bulb that is covered with moist muslin; used in a psychrometer to measure humidity [ant: dry-bulb thermometer]

Definition of 'Wet-bulb thermometer'

From: GCIDE
  • Wet-bulb thermometer \Wet-bulb thermometer\ (Physics) That one of the two similar thermometers of a psychrometer the bulb of which is moistened; also, the entire instrument. [Webster 1913 Suppl.]