absorption hygrometer
nounUS /æbˈsɔɹp.ʃn̩ haɪˈɡɹɑm.ɪ.tɚ/
1
Climatology, Meteorology, Natural sciences An instrument using organic material to measure the atmospheric moisture level.
Entry derived from the Wiktionary, under licence CC BY-SA 4.0 — list of authors.