Animation in two dimensions or flat animation. Can be computer or hand-animated. When specifically applied to computer animation, 2D is generally bitmap graphics or vector graphic images.

An animatic is a series of still images edited together and displayed in sequence with a rough dialogue and/or rough sound track added to the sequence of still images (usually taken from a storyboard) to test whether the sound and images are working effectively together.

Computers, Computer Science The creation of artificial moving images.

Computers, Computer Science single file containing one or (usually) more separate files plus information to allow them to be extracted (separated) by a suitable program

video in which the action of the film is described as it happens by speaker (typically used by visually impaired persons)