Definition of illegitimate adjective from the Oxford Advanced American Dictionary

     

    illegitimate

     adjective
    adjective
    NAmE//ˌɪləˈdʒɪt̮əmət//
     
     
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  1. 1born to parents who are not married to each other
  2. 2not allowed by a particular set of rules or by law synonym unauthorized illegitimate use of company property opposite legitimate
illegitimacy
 
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NAmE//ˌɪləˈdʒɪt̮əməsi//
 
noun [uncountable] Illegitimacy no longer carries the same social stigma.
illegitimately
 
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adverb
See the Oxford Advanced Learner's Dictionary entry: illegitimate