Disorders in which there is a delay in development based on that expected for a given age level or stage of development. These impairments or disabilities originate before age 18, may be expected to continue indefinitely, and constitute a substantial impairment. Biological and nonbiological factors are involved in these disorders. (From American Psychiatric Glossary, 6th ed)
Also Known As:
Developmental Disability; Child Development Disorders; Disabilities, Developmental; Development Disorders, Child; Child Development Deviation; Child Development Disorder; Development Deviation, Child; Development Deviations, Child; Development Disorder, Child; Developmental Delay Disorder; Deviation, Child Development; Disability, Developmental; Child Development Deviations; Child Development Disorders, Specific; Developmental Delay Disorders