Main Entry: un·nat·u·ral

Pronunciation: \ˌən-ˈna-chə-rəl, -ˈnach-rəl\

Function: adjective

Date: 14th century

1 : not being in accordance with nature or consistent with a normal course of events
2 a : not being in accordance with normal human feelings or behavior : perverse b : lacking ease and naturalness : contrived <her manner was forced and unnatural> c : inconsistent with what is reasonable or expected <an unnatural alliance>

synonyms see irregular

— un·nat·u·ral·ly \-ˈna-chə-rə-lē, -ˈnach-rə-, -ˈna-chər-\ adverb

— un·nat·u·ral·ness \-ˈna-chə-rəl-nəs, -ˈnach-rəl-\ noun