Video-on-demand or VOD is a technology that allows users to watch videos or movies at any time they wish. Although "video on demand" is the most common phrase, there are a variety of synonyms for this term. Some of them include "playback on request," "streaming video," "digital content on demand," "instant streaming," "on-demand video streaming," and "pay-per-view." VOD has become increasingly popular over the years, thanks to advancements in technology. With the rise of streaming services like Netflix, Hulu, and Amazon Prime Video, VOD is now a common term used in the media industry. These alternatives to the term "video on demand" help to clarify and make it easier for consumers to know what they're getting when they stream videos online.