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Definition of: phonautograph

(fō·nôtə·graf, -gräf) noun
1. An apparatus designed to record the vibrations of sounds. It was the forerunner of Edison's phonograph.
2. A writing or tracing produced by the mechanical use of sound vibrations. Also pho·nau′to·gram. [<Gk. phōnē sound + autos self + -GRAPH]
—pho·nau
to·graph′ic or ·i·cal adjective
—pho·nau
to·graph′i·cal·ly adverb

'phonautograph' used in domains:

phonautograph.com

Phrases starting with the letter: A B C D E F G H I J K L M N O P Q R S T U V W X Y Z

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