sender

Definitions of sender
  1. noun
    someone who transmits a message
    “return to sender”
    synonyms: transmitter
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    types:
    spammer
    someone who sends unwanted email (often in bulk)
    type of:
    communicator
    a person who communicates with others
  2. noun
    set used to broadcast radio or tv signals
    synonyms: transmitter
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    types:
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    jammer
    a transmitter used to broadcast electronic jamming
    radio transmitter
    transmitter that is the part of a radio system that transmits signals
    satellite transmitter
    a transmitter on a communications satellite
    television transmitter
    transmitter that is part of a television system
    spark transmitter
    an early radio transmitter using a discharge across a spark gap as the source of its power
    type of:
    set
    any electronic equipment that receives or transmits radio or tv signals
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