Definition of "autism" []

  • 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. (noun)
  • A developmental disorder whose symptoms include difficulty in responding conventionally to people and actions and limited use of communication (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved. (c) HarperCollins Publishers Ltd 2016

Use "autism" in a sentence
  • "The word 'autism' comes from the Greek word 'autos', meaning 'self'."
  • "In the US, the case against thimerosal-caused autism is clearly shown by the continuing rise in autism diagnoses despite the removal of thimerosal from vaccines."
  • "To me, the term autism related to Dustin Hoffman in Rainman, I had never encountered it personally in my life."