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phonomotor
phonomotor n. 
/ˌfɒnə(ʊ)ˈməʊtə/, /ˌfoʊnoʊˈmoʊdər/ now historical a device in which sound waves cause a diaphragm to vibrate, which in turn drives a wheel.
Brit. /ˌfəʊnə(ʊ)ˈməʊtə/
, /ˌfəʊnə(ʊ)ˈməʊtə//ˌfɒnə(ʊ)ˈməʊtə/U.S. /ˌfoʊnəˈmoʊdər/
, /ˌfoʊnəˈmoʊdər//ˌfoʊnoʊˈmoʊdər/ΚΠ
1878 Sci. Amer. 27 July 51/1 Mr. Edison..began experiments on a phonomotor, or instrument for measuring the mechanical force of sound waves produced by the human voice.
1998 Lit. & Psychol. 44 The automatic telegraph, telephone, cinematography,..phonomotor, torpedo,..—these are just some of the problems that occupied Edison's mind from the 1870s.
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as lemmas
- to send a grazing
- to send a message
- to send a person a-garsing
- to send a person agarsing
- to send a person back on her heels
- to send a person back on his heels
- to send a person down the road
- to send a person down the track
- to send a person over the road
- to send a person the mitten
- to send a person to coventry
- to send a person up the river
- to send a person word
- to send a warfare
- to send a-garsing
- to send about
- to send about one's business
- to send abroad
- to send against
- to send agarsing
- to send along
- to send away
- to send away empty
- to send away with a fly in one's ear
- to send back