verb (used with object)
- perturbation theory,
Origin of perturb
Examples from the Web for perturbed
The number of high-profile participants, and how they are choosing to participate, has perturbed one corner of the Internet.
Rush Limbaugh, one of the most powerful voices on the right, is also perturbed.Why the Fiscal Cliff Is Causing a Nervous Breakdown on the Right|Howard Kurtz|December 11, 2012|DAILY BEAST
At the end of the first hour, I was perturbed, disturbed, entertained, and intrigued.
Guinness is also perturbed by a music business that is less and less about changing the world.
Charles, dinner-suited and perturbed, Camilla ball-gowned and horrified.
What capital, were it even in London, could rumble around it as tumultuously as Macbeth's perturbed soul?Little Journeys to the Homes of the Great, Vol. 1 of 14|Elbert Hubbard
Even a workman in a modern factory where depersonalization is extreme gets to have "his" machine and is perturbed at a change.Human Nature and Conduct|John Dewey
Mr. Gillett, a troubled, perturbed look on his face, stood now just within.Half A Chance|Frederic S. Isham
In the restless watches of that perturbed night, Charles finished his best devotional verses.
She was doing what I know now she often had done, when perturbed or upset—walking in her sleep.The Riddle of the Purple Emperor|Mary E. Hanshew and Thomas W. Hanshew
verb (tr; often passive)
Word Origin for perturb
1510s, past participle adjective from perturb (v.).
late 14c., from Old French perturber "disturb, confuse" (14c.) and directly from Latin perturbare "to confuse, disorder, disturb," especially of states of the mind, from per- "through" (see per) + turbare "disturb, confuse," from turba "turmoil, crowd" (see turbid). Related: Perturbed; perturbing.