Definition of webcast in English:

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Pronunciation: /ˈwɛbkɑːst/


A video broadcast of an event transmitted across the Internet.
Example sentences
  • CD-Roms, video tapes, multimedia events and live webcasts are all part of the package when it comes to capturing the public's attention.
  • Traditional broadcasters, with a live webcast of their output, were joined by new internet-based stations.
  • There have been videoconferences, webcasts, satellite broadcasts and exchanges between scientists on a secure website.

verb (past and past participle webcast)

[with object]
Broadcast (an event) on the Internet: services from St John’s are webcast once a week (as noun webcasting) webcasting will make a big difference in promoting public understanding of our work
More example sentences
  • Eighteen hours of the business week will be webcast live on the Internet.
  • These seminars will also be webcast live.
  • This conference call is being webcast live at our Web site, and it will be available for replay approximately two hours after the conclusion of this call.



Example sentences
  • ‘For the smaller commercial webcasters, it's a good deal,’ he said.
  • It has lobbied hard to tighten its grip on alternative promotional channels recently, forcing many small webcasters off the air by imposing royalties that traditional radio stations don't have to pay.
  • What you have is a situation where the larger webcasters have what they want, and don't want us small guys to rock the boat and endanger their precious settlement.


1990s: from web, in the sense 'World Wide Web', and broadcast.

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