Art that involves an element of random or mechanical movement.

Kinetic art is art that incorporates movement as part of its expression – either mechanically, by hand, or by natural forces.

Works of art with moving parts.

Art that explores the concept of time and space through movement. For instance, Agam introduces this sense of time in his art in order to integrate the fourth dimension. He is considered the "Father of Kinetic Art". Artist Len Janklow also uses the concept of movement and time in his art.

Art that incorporates actual movement as part of the design.

Kinetic art is art that moves, or appears to move.