He assigned material, corrected musical errors, played fragments to clarify his suggestions, and ridiculed unnatural motions that were contrary to the music.

Due to the unnatural motion required to throw it, the curveball is considered a more advanced pitch and poses inherent risk of injury to a pitcher's elbow and shoulder.

The basis given for the suspension was that Bryant had performed an "unnatural motion" in swinging his arm backwards.

People living in Abram's time therefore referred to anything that was of an unnatural motion from their point of view on the Earth's surface, as an "angle".

"The large ones demand a lot more motion, and you're asking for some unnatural motions from the muscle groups," he said.

It was scant miles off, arrowing with grim unnatural motion toward the wall and the shaft.

Perhaps she had gone through these unnatural motions that time she and the girls found themselves stranded somewhere by a blizzard.

This is because the pitch requires very little unnatural motion and the ball comes off the fingers very easily in the way the pitch was intended to be thrown.

He rode up spattering dust, jerking at the horse with unnatural motions, a square-faced man, a gentle face.

Aiah turns away, her nerves crawling with the unnatural motion.