ID (Intellectual Disability)
What it means
A disability involving significant limitations in both intellectual functioning and adaptive behaviour, with onset during the developmental period. Support needs and abilities vary, and intellectual disability may co-occur with autism.
Term details
Category: diagnosis
Regional use: general
Last source check: July 28, 2026
Source
Check this definition against aaidd.org. Open the source before making health, education, funding, or legal decisions because guidance can change.
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