Bible Dictionaries
Radiotelegraphy

Webster's Dictionary

(n.) Telegraphy using the radiant energy of electrical (Hertzian) waves; wireless telegraphy; - the term adopted for use by the Radiotelegraphic Convention of 1912.

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