Bible Dictionaries
Alvanoscope

Webster's Dictionary

(n.) An instrument or apparatus for detecting the presence of electrical currents, especially such as are of feeble intensity.

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