Megaphone
['megəfəʊn] or ['mɛɡəfon]
Definition
(noun.) a cone-shaped acoustic device held to the mouth to intensify and direct the human voice.
Checked by Clifton--From WordNet
Definition
(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.
Edited by Bernice
Definition
n. an appliance for making words audible—a form of speaking-trumpet.
Editor: Timmy
Examples
- The use of a megaphone or speaking trumpet for conveying the sound of the voice to a distance is based on the same principle. Various. The Wonder Book of Knowledge.
- When a National Committee puts a megaphone to a man's mouth and tells him to yell, it is difficult for him to hear anything. Walter Lippmann. A Preface to Politics.
- These converging horns or funnels, with a large speaking-trumpet in between them, are mounted on a tripod, and the megaphone is complete. Frank Lewis Dyer. Edison, His Life and Inventions.
- Conversation can be carried on with this megaphone at a distance of over two miles, as with a ship or the balloon. Frank Lewis Dyer. Edison, His Life and Inventions.
- The megaphone has been found very useful in speaking to large outdoor crowds. William Henry Doolittle. Inventions in the Century.
- The _Megaphone_ of Edison appeared, consisting of two large funnels having elastic conducting tubes from their apices to the aural orifice. William Henry Doolittle. Inventions in the Century.
Edited by Andrea