autism

Term: autism

Literally meaning: =selfishness

Origin: Anc Greek 

αυτός/autos(=self)  

+ -ismos (suffix of action)
 

Coined: In 1912 by Swiss psychiatrist Paul Bleuler (1857-1939) concerning two autistic psychopaths.  American psychiatrist Leo Kanner(1896-1981) and Austrian pediatrician Hans Asperger (1906-1980)  used the term in its modern sense in English

Definition:

Autism is a  developmental disability that affects  the way in which people understand and react to the world around them such as a lack of understanding and awareness of other people's emotions and feelings. Autism is often referred to as a "spectrum disorder," meaning that the symptoms of autism can present themselves in a variety of combinations, ranging from  mild to quite severe.

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comments and refferences: Asperger syndrome is a type of autism