hygroscope
hyg·ros·cope
noun
1.
hygrometer that shows variations in the relative humidity of the atmosphere
Origin
From hygro- + -scope.
Related words
Broader terms
WordNet 2.1 (Princeton University). Wiktionary (CC BY-SA). WordNet 2.1 Copyright Princeton University. All rights reserved. Wiktionary content is available under the Creative Commons Attribution-ShareAlike Licence.