An organisation that engages in the activity of broadcasting.(noun)
A person whose job it is to broadcast.(noun)
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Use "broadcaster" in a sentence
"For those of you under thirty, when I use the term broadcaster I’m referring to a TV channel you used to be able to watch without subscribing to cable."
"The Norwegian public broadcaster is setting up their own Bittorrent tracker and making all of their programs available, free of charge, to the torrent nets at large."
"The broadcaster is also likely to explore ways of continuing This is England '86, the critically lauded Shane Meadows drama that ended last night."