intellectual disability

American  

[in-tl-ek-choo-uhl dis-uh-bil-i-tee] / ˌɪn tlˈɛk tʃu əl ˌdɪs əˈbɪl ɪ ti /

noun

1. a developmental disorder characterized in varying degrees by significant limitations on intellectual abilities, such as learning, problem solving, and reasoning, and on adaptive abilities such as social and practical skills: the diagnostic term intellectual disability replaced the older designation mental retardation in the 2010s. ID

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Etymology

Origin of intellectual disability

First recorded in 1805–10

Example Sentences

See Examples For:

intellectual disability

That meant this case was no longer going to be a clean vehicle to decide what the IQ line needs to be for intellectual disability under the Eighth Amendment.

From Slate ● May 23, 2026

The research team also highlighted an unexpected finding: some participants showed only psychiatric symptoms, even though GRIN2A changes are usually linked to epilepsy or intellectual disability.

From Science Daily ● Dec. 2, 2025

Clinicians might also be less frequently assigning other labels such as intellectual disability, formally referred to as mental retardation, some data suggest.

From The Wall Street Journal ● Oct. 14, 2025

Stuart Todd is a professor of intellectual disability research at the University of South Wales.

From BBC ● Sep. 9, 2025

He began showing signs of intellectual disability at an early age.

From "Just Mercy" by Bryan Stevenson

Related Words

• cognitive impairment
• debilitation
• impairment
• incapacitation
• limitation
• restriction