unperturbed

[per-turb] Example Sentences Origin

per·turb

[per-turb]
verb (used with object)
1.
to disturb or disquiet greatly in mind; agitate.
2.
to throw into great disorder; derange.
3.
Astronomy. to cause perturbation in the orbit of (a celestial body).

Origin:
1325–75; Middle English perturben (< Old French perturber) < Latin perturbāre to throw into confusion, equivalent to per- per- + turbāre to disturb; see turbid

per·turb·a·ble, adjective
per·turb·a·bil·i·ty, noun
per·tur·ba·tious [pur-ter-bey-shuhs] , adjective
per·turb·ed·ly [per-tur-bid-lee] , adverb
per·turb·ed·ness, noun
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per·turb·er, per·tur·ba·tor [pur-ter-bey-ter] , noun
per·turb·ing·ly, adverb
per·turb·ment, noun
non·per·turb·a·ble, adjective
non·per·turb·ing, adjective
un·per·turb·a·ble, adjective
un·per·turbed, adjective
un·per·turb·ing, adjective
COLLAPSE


1. trouble. 2. confuse, addle, muddle.


1. pacify.

Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2012.
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Unperturbed is always a great word to know.
So is doohickey. Does it mean:
a gadget; dingus; thingumbob.
the offspring of a zebra and a donkey.
Example Sentences
  • They were unperturbed as a dozen cameras clicked away beneath our pop-up roof.
  • She might once have glided on unperturbed in this land of the bicycle.
  • He had the rare gift of knowing how to be at once troubled and unperturbed.
EXPAND
Collins
World English Dictionary
unperturbed (ˌʌnpəˈtɜːbd)
 
adj
not disturbed or troubled: unperturbed by the prospect of a fight

Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009
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Etymonline
Word Origin & History

unperturbed
early 15c., from un- (1) "not" + pp. of perturb.
Online Etymology Dictionary, © 2010 Douglas Harper
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