Bible Dictionaries
Megaphone

Webster's Dictionary

(n.) A device to magnify sound, or direct it in a given direction in a greater volume, as a very large funnel used as an ear trumpet or as a speaking trumpet.

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