American English

Definition of illogical adjective from the Oxford Advanced American Dictionary

  

illogical

 adjective
adjective
NAmE//ɪˈlɑdʒɪkl//
 
 
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not sensible or thought out in a logical way illogical behavior/arguments She has an illogical fear of insects. opposite logical
illogicality
 
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NAmE//ɪˌlɑdʒɪˈkælət̮i//
 
noun [uncountable, countable]
NAmE//ɪˈlɑdʒɪkli//
 
adverb She felt illogically happy when she heard the news.
See the Oxford Advanced Learner's Dictionary entry: illogical