What is a 3D environment?
Starting from absolutely nothing, a 3D environment allows you to create objects in a 3 dimensional space.
From an idea in your head, you can
 
  • make models
  • animate them,
  • give them a surface,
  • and render them
All in one seamless environment.
What would it be used for?
 
It is widely used by animators and designers for the film, games, broadcast, web and advertising industries as well as by engineers and architects to visualize their products, packaging, and architectural designs.

Building your ideas in 3D

  Using a 3D software package, you can create a simulation of our physical environment by building models, animating them, giving them a surface definition, and creating an atmosphere. You can then render the whole thing and export it to different medium when you're done.
Now, let's have a look at what a 3d space means