Autism meaning

ô'tĭz'əm
A pervasive developmental disorder characterized by severe deficits in social interaction and communication, by an extremely limited range of activities and interests, and often by the presence of repetitive, stereotyped behaviors.
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The definition of autism is a condition that develops early in childhood before aged 3 and that affects development, causing problems with social interactions and communication.

A disorder that causes a child to be severely developmentally delayed in communication and social skills before he is three years old is an example of autism.

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A developmental disorder characterized variously by impaired social interaction, difficulties in communicating, problems with seeing and hearing, repetitive behavior, etc.
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Autism spectrum disorder, especially a more severe form of the disorder characterized by significant impairments in social interaction and communication, highly repetitive behavior, and strong resistance to change.
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A developmental disorder characterized by severe deficits in social interaction and communication and by abnormal behavior patterns, such as the repetition of specific movements or a tendency to focus on certain objects. Autism is evident in the first years of life. Its cause is unknown.
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(clinical psychology) Bio-neurological disorder that is observable in early childhood with symptoms of abnormal self-absorption, characterised by lack of response to other humans and by limited ability or disinclination to communicate and socialize.
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Origin of autism

  • Coined in 1912 by Swiss psychiatrist Paul Bleuler (1857-1939) from Latin autismus, from Ancient Greek αὐτός (autos, “self”).
    From Wiktionary