(physics) The motion of some hypothetical device that continues forever with no external input of energy, in violation of the laws of thermodynamics.

The use of sensors to track and record the position, velocity, acceleration and impulse of a movement.

to motion-capture

(politics) A vote of no confidence.

(astronomy) The change in apparent position of a celestial body due to that body's velocity relative to the Sun.

The distance (linear or angular) that a movable object may normally travel while properly attached to another. / (bodybuilding) The distance the relevant body parts travel during an exercise.

Motion given by inherent powers, without external impulse.

The rhythmic fluctuation of the flow of blood in the capillaries. / (film) A combination of a timelapse, hyperlapse, and regular cinematographic shots.

(slang) motor fuel

(US, law) A motion to dismiss a case in the interest of justice.