Bible Dictionaries
Syntonizer

Webster's Dictionary

(n.) One that syntonizes; specif., a device consisting essentially of a variable inductance coil and condenser with a pair of adjustable spark balls, for attuning the time periods of antennae in wireless telegraphy (called also syntonizing coil).

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