IPA: /ˈwɛbˌkæstər/
KK: /ˈwɛbˌkæstər/
A person or organization that sends live or recorded video and audio content over the Internet.
The webcaster provided a live stream of the concert for fans around the world.
Webcaster → It is formed from "web" (meaning the World Wide Web or internet) and "caster" (from Old English "castan", meaning to throw or broadcast). The word "webcaster" refers to someone who broadcasts content over the internet.
Think of someone 'throwing' or 'broadcasting' content on the 'web' — that's what a webcaster does.