Autism, also known as autism spectrum disorder (ASD), [a] is a condition characterized by differences or difficulties in social communication and interaction, a need or strong preference …

Sep 11, 2024 · Know about autism, including its symptoms, causes, types, and testing methods. Explore WebMD's comprehensive guide to better understand and manage autism.

Jul 7, 2025 · Another term you may have heard and have questions about is “autist”. Where does this word come from, who uses it, and is it offensive? Let’s discuss. What does “autist” mean? …

Share Medical Definition autist noun au· tist ˈȯ-ˌtist sometimes offensive : autistic Note: While this term is used by some autistic people to refer to themselves, it may be considered offensive …

Apr 14, 2025 · Autism spectrum disorder (ASD) is a developmental disability caused by differences in the brain. Some people with ASD have a known difference, such as a genetic …

Autism is a developmental disability that affects how we experience the world around us. Autistic people are an important part of the world. Autism is a normal part of life, and makes us who …

6 days ago · Autism is a neurodevelopmental difference that affects how a person experiences and interacts with the world. Indications of autism, often observed in physical, social, and …

What is autism? Learn about autism spectrum disorder (ASD), the autism definition, a brief overview of co-occurring conditions and access helpful resources.

Sep 23, 2025 · Find out what autism is and how it affects people.

ARI works to advance the understanding of autism by funding research and facilitating education on its causes and the potential treatments.