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English definition of “autism”

autism

noun [U]     /ˈɔː.tɪ.zəm/ US  /ˈɑː.t̬ɪ-/
a failure to develop social abilities, language, and other communication skills to the usual level: Autism is four times more common in boys than in girls.Mental and psychiatric disorders autistic     /ɔːˈtɪs.tɪk/ US  /ɑː-/ adjective One child in 5,000 is autistic.Mental and psychiatric disorders
(Definition of autism noun from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
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