Webster dictionary was developed by Noah Webster in the beginning of 19th century. On this website, you can find definition for Photophone from the 1913 edition of Webster's Revised Unabridged Dictionary. Define Photophone using one of the most comprehensive free online dictionaries on the web.

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Photophone
Part of Speech: noun
Results: 1
1. An apparatus for the production of sound by the action of rays of light.
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