1
[ verb ] disturb in mind or make uneasy or cause to be worried or alarmed

Examples

"She was rather perturbed by the news that her father was seriously ill"

Used in print

(The New York Times,...)

`` It was a nice round figure , that 12 '' , he said as he headed for the clubhouse , not too_much perturbed .

2
[ verb ] disturb or interfere with the usual path of an electron or atom

Examples

"The electrons were perturbed by the passing ion"

Related terms

deviate

3
[ verb ] cause a celestial body to deviate from a theoretically regular orbital motion, esp. as a result of interposed or extraordinary gravitational pull

Examples

"The orbits of these stars were perturbed by the passings of a comet"

Related terms

deviate perturbation

4
[ verb ] throw into great confusion or disorder

Examples

"Fundamental Islamicists threaten to perturb the social order in Algeria and Egypt"

Related terms

disorder upset

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