motion study
nounUK /ˈməʊ.ʃən ˌstʌd.i/
US /ˈmoʊ.ʃən ˌstʌd.i/
A motion study is a careful look at how someone moves to do a job so the job can be done faster and easier.
The factory did a motion study to find out how to pack boxes more quickly.
OTHER MEANINGS
2. The study of how bodies or objects move, as in physics or engineering.
The students did a motion study of a swinging pendulum for their science project.
3. A detailed record of the movements a worker makes while doing a task.
The manager kept a motion study of each worker on the line.
4. The process of filming or tracking movement to analyze it.
The coach used a motion study of the runner's stride to help her improve.