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unnatural

[uhn-nach-er-uh l, -nach-ruh l] /ʌnˈnætʃ ər əl, -ˈnætʃ rəl/
adjective
1.
contrary to the laws or course of nature.
2.
at variance with the character or nature of a person, animal, or plant.
3.
at variance with what is normal or to be expected:
the unnatural atmosphere of the place.
4.
lacking human qualities or sympathies; monstrous; inhuman:
an obsessive and unnatural hatred.
5.
not genuine or spontaneous; artificial or contrived:
a stiff, unnatural manner.
6.
Obsolete. lacking a valid or natural claim; illegitimate.
Origin
late Middle English
1375-1425
1375-1425; late Middle English; see un-1, natural
Related forms
unnaturally, adverb
unnaturalness, noun
Synonyms
3. irregular, aberrant. 4. heartless, brutal.
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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Examples from the web for unnatural
  • Some birds-blackbirds and nightingales, among others-sing at unnatural hours in the presence of artificial light.
  • There is a false belief that natural selection and unnatural selection work by different processes.
  • The unnatural gloom is believed to have been caused by smoke from forest fires, possibly coupled with heavy fog.
  • Those unnatural postures don't seem to bother the rest of us, though.
  • In their unnatural contexts exotic pests seem to possess an unnatural vitality.
  • His voice was naturally good, but he frequently raised it to an unnatural pitch.
  • At his best, he can make any ritual seem both unnatural and redemptive.
  • There are even species that are iridescent and some with a truly unnatural-looking metallic sheen.
  • So it takes an almost unnatural objectivity to suggest that our ectoparasites can also be fascinating.
  • Think of the millions of acres of unnatural rooftops around the globe.
British Dictionary definitions for unnatural

unnatural

/ʌnˈnætʃərəl; -ˈnætʃrəl/
adjective
1.
contrary to nature; abnormal
2.
not in accordance with accepted standards of behaviour or right and wrong: unnatural love
3.
uncanny; supernatural: unnatural phenomena
4.
affected or forced: an unnatural manner
5.
inhuman or monstrous; wicked: an unnatural crime
6.
(obsolete) illegitimate
Derived Forms
unnaturally, adverb
unnaturalness, noun
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Word Origin and History for unnatural
adj.

early 15c., "not in accord with physical nature," from un- (1) "not" + natural (adj.). Meaning "artificial" is attested from 1746; that of "at variance with moral standards" is from 1520s.

Online Etymology Dictionary, © 2010 Douglas Harper
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