The next thing was to apply the theory, as you rightly suggest, to horizontal motion.

So one could almost catalogue these pieces according to their degree of horizontal motion.

They switched the belts to maximum horizontal motion and headed on.

The doors closed and the lift began its familiar horizontal motion, but the Vulcan continued to study his friend.

It is particularly responsive to horizontal forward motion associated with movement of the fly's own body during flight.

This violent horizontal motion was followed by up to a hundred seconds of further deep rupture.

But those are dwarfed by the evidence of horizontal motion.

It had come down with little or no horizontal motion.

He made a horizontal motion with his right hand, and she felt control return to her head.

When the object is released, it keeps its horizontal motion, staying above the target.