n. a visual interpretation of movement observed in a living organism. In biological motion experiments, a 12-point light display is strategically attached to the head and key joints in the body. Devised by Swedish psychologist Gunnar Johansson in the 1970's. See locomotion.

BIOLOGICAL MOTION: "The phenomenon of biological motion is based on a being's visual perception of motion rather than the movement itself."
Cite this page: N., Pam M.S., "BIOLOGICAL MOTION," in, April 7, 2013, (accessed April 18, 2021).