optophone
Americannoun
noun
Etymology
Origin of optophone
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
He is also working on an instrument called an " optophone " by which light will be transformed into sound, for the benefit of the blind in whom the light nerves are dead.
From Time Magazine Archive
![]()
Fortunately that had been promptly and faithfully reported to us over the optophone in time to localize the damage.
From Guy Garrick by Reeve, Arthur B. (Arthur Benjamin)
The optophone translates light into sound by means of that wonderful little element, selenium, which in darkness is a poor conductor of electricity, but in light is a good conductor.
From The Dream Doctor by Reeve, Arthur B. (Arthur Benjamin)
By using this optophone, I could tell you the moment it does.
From Guy Garrick by Reeve, Arthur B. (Arthur Benjamin)
I can distinguish a shadow passing between the optophone and the light.
From The Dream Doctor by Reeve, Arthur B. (Arthur Benjamin)
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.