Definition of phonautograph in English:

phonautograph

(also phonoautograph)

noun fə(ʊ)ˈnɔːtəɡraffə(ʊ)ˈnɔːtəɡrɑːf

historical

An apparatus for automatically recording sound vibrations, incorporating a membrane which vibrates in response to sound waves and has a point attached which makes a tracing on a revolving cylinder.

Mid 19th century; earliest use found in The Times. From French phonautographe from phono- + auto- + -graphe.

(also phonoautograph)

noun

historical

An apparatus for automatically recording sound vibrations, incorporating a membrane which vibrates in response to sound waves and has a point attached which makes a tracing on a revolving cylinder.

Mid 19th century; earliest use found in The Times. From French phonautographe from phono- + auto- + -graphe.

词汇	phonautograph
释义	Definition of phonautograph in English: phonautograph (also phonoautograph) noun fə(ʊ)ˈnɔːtəɡraffə(ʊ)ˈnɔːtəɡrɑːf historical An apparatus for automatically recording sound vibrations, incorporating a membrane which vibrates in response to sound waves and has a point attached which makes a tracing on a revolving cylinder. Origin Mid 19th century; earliest use found in The Times. From French phonautographe from phono- + auto- + -graphe. Definition of phonautograph in US English: phonautograph (also phonoautograph) noun historical An apparatus for automatically recording sound vibrations, incorporating a membrane which vibrates in response to sound waves and has a point attached which makes a tracing on a revolving cylinder. Origin Mid 19th century; earliest use found in The Times. From French phonautographe from phono- + auto- + -graphe.
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