perturbation in Russian
perturbation in Russian
смяте́ние
(uncountable) Agitation; the state of being perturbed
пертурба́ция
(countable) A small change in a physical system, or more broadly any definable system (such as a biological or economic system)
возмуще́ние
(countable, astronomy, physics) Variation in an orbit due to the influence of external bodies
пертурба́ция
(countable, astronomy, physics) Variation in an orbit due to the influence of external bodies