hygrostat
/ˈhaɪɡrəˌstæt/
noun
- A device that measures and controls the humidity (moisture level) in the air, similar to how a thermostat controls temperature.
- I installed a hygrostat in my guitar case to prevent the wood from cracking.
- The museum uses a hygrostat to keep the humidity stable and protect the paintings.
- The greenhouse's hygrostat automatically turns on the misters when the air gets too dry.
Synonyms