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单词 keysender
释义

Definition of keysender in English:

keysender

noun ˈkiːsɛndə
historical

  • 1Telegraphy. A machine for generating a Morse signal with a single keystroke. rare.

  • 2Telephony. Especially at a telephone exchange: a mechanical device for establishing connection with a particular telephone by pressing a succession of numbered keys (instead of using a dial).

Origin

Early 20th century. From key + sender.

 
 

Definition of keysender in US English:

keysender

nounˈkiːsɛndə
historical

  • 1Telegraphy. A machine for generating a Morse signal with a single keystroke. rare.

  • 2Telephony. Especially at a telephone exchange: a mechanical device for establishing connection with a particular telephone by pressing a succession of numbered keys (instead of using a dial).

Origin

Early 20th century. From key + sender.

 
 
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更新时间：2025/11/4 20:17:28