To understand what video games are, you first need to know the many reasons why, due to their diversity, we could well define them as different.
A little bit of history
The definition of a video game took place in the late 40s. It was in that decade that the idea of a video game was born.
Video games without video
Paradoxically, video games have no video. The term that contributes part of the name refers to a pasteurized graphical viewing medium.