hygroscope
noun
hy·gro·scope
ˈhī-grə-ˌskōp 
: an instrument that shows changes in humidity (as of the atmosphere)
Cite this Entry
“Hygroscope.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/hygroscope. Accessed 24 May. 2025.
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