Main entry: derange, perturb, throw out of kilter
Definition: throw into great confusion or disorder
Usage: Fundamental Islamicists threaten to perturb the social order in Algeria and Egypt
Main entry: distract, disorder, disquiet, perturb, trouble, unhinge, cark
Definition: disturb in mind or make uneasy or cause to be worried or alarmed
Usage: She was rather perturbed by the news that her father was seriously ill
Main entry: perturb
Definition: cause a celestial body to deviate from a theoretically regular orbital motion, especially as a result of interposed or extraordinary gravitational pull
Usage: The orbits of these stars were perturbed by the passings of a comet
Main entry: perturb
Definition: disturb or interfere with the usual path of an electron or atom
Usage: The electrons were perturbed by the passing ion