The word ‘webinar’ is a blend of ‘web’ and ‘seminar’. A webinar is an event held on the internet which is attended exclusively by an online audience. This distinguishes it from a webcast, which also includes the presence of a physical audience. Other terms used as alternatives for webinar are web event, online seminar, webcast, web lecture and virtual event. webinar is an engaging online event where a speaker, or small group of speakers, deliver a presentation to a large audience who participate by submitting questions, responding to polls and using other available interactive tools.