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Definitions from the Web

Phonautograph

Part of Speech: Noun

Sense 1:

A phonautograph is an early sound recording device invented by Édouard-Léon Scott de Martinville in 1857. It is an analog machine that translates sound waves into visible graph lines on a rotating cylinder.

Example Sentence: The phonautograph was a significant precursor to modern sound recording technology.

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Sense 2:

In a more local context, a phonautograph can refer to a specialized apparatus used in a particular scientific laboratory to analyze and record unique sound frequencies or patterns.

Example Sentence: The researchers at the local university utilized the phonautograph to document the distinctive vocalizations of endangered bird species in the region.

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