sender

1. Someone who transmits a message (synset 110598214)
   "return to sender"
   is a type of: communicator - a person who communicates with others
   subtypes: spammer - someone who sends unwanted email (often in bulk)
   same as: transmitter
2. Set used to broadcast radio or tv signals (synset 104479961)
   is a type of: set - any electronic equipment that receives or transmits radio or tv signals
   subtypes:

   • 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
   has: aerial, antenna, transmitting aerial - an electrical device that sends or receives radio or television signals
   same as: transmitter

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