We are finding about Podcast. Podcast is noun. It is an audio boardcast web. The usage is computing. Also there is a verb called Podcast It is means it delivers an audio boardcast web. They are studying on it from 2004 and it has became popular on 2004.It is ipod and boardcast. You can publish files and things on internet by podcasting. Users can recieve files and subscribes to a feed and it has no cost, almost free. The most good and popular podcast is MP3. I dont know what should i say anymore, i said what i could and knew.
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http://dictionary.reference.com/browse/podcast