web conferencing
noun [ U ]
IT, INTERNET (also Web conferencing) ukusa system by which many computer users can communicate with each other all at the same time using webcams over the internet:
One advantage of video and web conferencing is the saving that can be achieved on travel expenses.
web conferencing equipment/technology
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videoconferencing
web conference
noun [ C ]
For a web conference you don't have hotel or flight costs.