Perturbance vs. Perturbation

Perturbancenoun

perturbation

Perturbancenoun

Disturbance; perturbation.

Perturbancenoun

perturbation.

Perturbationnoun

(uncountable) Agitation; the state of being perturbed

Perturbationnoun

(countable) A small change in a physical system, or more broadly any definable system (such as a biological or economic system)

Perturbationnoun

Variation in an orbit due to the influence of external bodies

Perturbationnoun

The act of perturbing, or the state of being perturbed; esp., agitation of mind.

Perturbationnoun

A disturbance in the regular elliptic or other motion of a heavenly body, produced by some force additional to that which causes its regular motion; as, the perturbations of the planets are caused by their attraction on each other.

Perturbationnoun

an unhappy and worried mental state;

Perturbationnoun

(physics) a secondary influence on a system that causes it to deviate slightly

Perturbationnoun

activity that is an intrusion or interruption;

Perturbationnoun

a disposition that is confused or nervous and upset

Perturbationnoun

the act of causing disorder

Perturbationnoun

anxiety; mental uneasiness

Perturbationnoun

a cause of anxiety or uneasiness

Perturbationnoun

a deviation of a system, moving object, or process from its regular or normal state or path, caused by an outside influence

Perturbationnoun

a minor deviation in the course of a celestial body, caused by the attraction of a neighbouring body.