Definition of Microphone

1. Noun. Device for converting sound waves into electrical energy.


Definition of Microphone

1. n. An instrument for intensifying and making audible very feeble sounds. It produces its effects by the changes of intensity in an electric current, occasioned by the variations in the contact resistance of conducting bodies, especially of imperfect conductors, under the action of acoustic vibrations.

Definition of Microphone

1. [n -S]

Medical Definition of Microphone

1. An instrument for intensifying and making audible very feeble sounds. It produces its effects by the changes of intensity in an electric current, occasioned by the variations in the contact resistance of conducting bodies, especially of imperfect conductors, under the action of acoustic vibrations. Origin: Micro- + Gr. Sound, voice: cf. F. Microphone. Source: Websters Dictionary (01 Mar 1998)

Microphone Pictures

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Lexicographical Neighbors of Microphone

microparticle enzyme immunoassay
micropathology
micropegmatite
micropenis
micropenis
microperoxidase
microperoxisome
microphage
microphage
microphages
microphagocyte
microphallus
microphallus
microphobia
microphone (current term)
microphone (current term)
microphones
microphone boom
microphonia
microphonic
microphonics
microphonics
microphoning
microphonoscope
microphonous
microphotograph
microphotograph
microphotography
microphotometer
microphotometry

Literary usage of Microphone

Below you will find example usage of this term as found in modern and/or classical literature:

1. The Electrical Review (1878)
"On Tuesday, June 4, Sir Henry demonstrated this use of the microphone in the ... The microphone must not be too sensitive, and the contact of the Sound with ..."

2. Electricity in the Service of Man: A Popular and Practical Treatise on the by Alfred Urbanitzky (1886)
"The microphone.—Before the telephone could be brought to the commercial importance, however, that it has at present, there was still a problem left to be ..."

3. International Library of Technology: A Series of Textbooks for Persons by International Textbook Company (1902)
"The various forms of commercial microphone transmitters will be ... It was not long after the invention of the microphone that many attempts at the ..."

4. Wireless Telegraphy by Jonathan Adolf Wilhelm Zenneck (1915)
"The microphone can be inserted directly in the antenna, ... Moreover it is not necessary that the microphone be inserted directly in any of these circuits; ..."

5. Electricity in Every-day Life by Edwin James Houston (1905)
"cemented to the centre of the diaphragm, was a microphone. ... The loose contact of the microphone may take a variety of forms. The form first given to it ..."

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