Google Rich Media

A term coined to refer to ads that have video, audio, and other features to engage people. Ads with rich media creatives provide an engaging user experience and drive higher conversions, click-throughs, and view rates. 

Rich media include:

Also, they may include special features such as polling, send-to-a-friend, gallery, etc. Google Rich Media offers detailed reports on the engagement such as the number of ad expansions and video completion rate to understand the performance of the ad.