Bible Dictionaries
Eudiometer

Webster's Dictionary

(n.) An instrument for the volumetric measurement of gases; - so named because frequently used to determine the purity of the air.

Bibliography Information
Webster, Noah. Entry for 'Eudiometer'. Noah Webster's American Dictionary. https://www.studylight.org/​dictionaries/​eng/​web/​e/eudiometer.html. 1828.