transcription, транскрипция: [ pəˈtə:b ]
v.tr. 1 throw into confusion or disorder. 2 disturb mentally; agitate. 3 Physics & Math. subject (a physical system, or a set of equations, or its solution) to a perturbation. øøperturbable adj. perturbative adj. perturbingly adv. [ME f. OF pertourber f. L (as PER-, turbare disturb)]