perturbation , also: perturbance old use

The problem is that any perturbation in the process can lead to disease.

It was in his eyes that I saw the cause of her perturbation.

The attitude to the rest of the world has seen great perturbations.

But perturbations in the area are likely to be terrible.

There was no longer any perturbation visible on her face.

They are seeing big perturbations in their financial plans because of this.

"In fact, the perturbations actually seem to be dying out a little."

But all the same it set me in a strange state of perturbation.

I am afraid that not much time is left until we have some serious perturbation in the market.

Some three years later, the young man came running to the physician's house in a great perturbation.

Just out far enough to reduce the perturbations of the moon.

Only for an instant did he show any sign of perturbation.

We're already getting quite big perturbations of the Earth's magnetic field.

Such a situation calls into question the validity of doing a perturbation to begin with.

Expect him within that time once you feel the perturbations of the Gate.

There was not the least sign of excitement or perturbation.

Apparently the force of the impact had caused a local time perturbation.

The perturbation terms are much easier to describe in this form.

In his more recent work, the artist leaves the figure behind, though the sense of perturbation remains strong.

She and I have much in common - for instance, our dislike of perturbation.

He was altogether a fine example of great mental perturbation.

With some perturbation the ball may start rolling again to lower levels.

Many problems in his books stress this property of perturbation theory.

However, perturbations cause the orbital elements to change over time.

What is the response of the carbon cycle to human perturbations?