hygrometer

https://doi.org/10.1351/goldbook.H02914
Instrument used to measure the water vapour content of the atmosphere.
See:
capacitance hygrometer
,
dew point hygrometer
,
electrical hygrometer
,
electrolytic hygrometer
,
frost point hygrometer
,
mechanical hygrometer
,
psychrometric hygrometer
Source:
PAC, 1990, 62, 2167. (Glossary of atmospheric chemistry terms (Recommendations 1990)) on page 2195 [Terms] [Paper]