(mechanics) Motion with a continually increasing velocity.

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

(music) A kind of motion or progression in which one part ascends or descends, while the other prolongs or repeats the same tone.

A sequence of images depicting people or objects in motion, preserved on a recording medium and capable of being projected for viewing. / A movie.

(uncountable, photography) An animation technique wherein physical objects are slightly altered and photographed one picture at a time to give an illusion of movement when displayed in sequence.

to motion-capture

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

A feeling of nausea or dizziness caused by a disagreement between visually perceived movement and the vestibular system's sense of movement; typically resulting from travel in a vehicle such as a ship or car.

(astronomy) The real or apparent motion of a star etc. through space.

(politics) A vote of no confidence.