mental deficiency

mental deficiency
noun
mild mental retardation
• Syn: ↑moronity

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noun
: failure in intellectual development resulting in social incompetence that is considered to be the result of defect in the central nervous system and to be accordingly incurable : feeblemindedness — compare idiocy, imbecility, moronity

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mental deficiency noun
Mental retardation
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Main Entry: ↑mental

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mental deficiency,
a lack of ordinary intelligence such as to place the individual at a disadvantage in school and adult life, ranging from mild (with an intelligence quotient between 70 and 85) to severe or profound (with an intelligence quotient below 50); feeble-mindedness: »

Mental deficiency, or feeble-mindedness, is an arrested development of the brain (Marguerite Clark).


Useful english dictionary. 2012.

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Look at other dictionaries:

  • mental deficiency — n: failure in intellectual development that is marked by low intelligence or mental retardation and that may result in an inability to function competently in society Merriam Webster’s Dictionary of Law. Merriam Webster. 1996. mental deficiency …   Law dictionary

  • mental deficiency — n MENTAL RETARDATION * * * see mental retardation * * * see under retardation …   Medical dictionary

  • mental deficiency — n. former term for MENTAL RETARDATION * * * …   Universalium

  • mental deficiency — n. former term for MENTAL RETARDATION …   English World dictionary

  • mental deficiency — mental defect, mental retardation, flaw of intelligence …   English contemporary dictionary

  • mental deficiency — Synonyms and related words: aberration, abnormality, alienation, amentia, arrested development, backwardness, blithering idiocy, brain damage, brainsickness, clouded mind, craziness, cretinism, daftness, dementedness, dementia, derangement,… …   Moby Thesaurus

  • mental deficiency — noun Date: 1856 mental retardation …   New Collegiate Dictionary

  • mental deficiency — noun dated the condition of having a mental disability …   English new terms dictionary

  • mental deficiency — an obsolete term for mental retardation …   The new mediacal dictionary

  • mental deficiency — men tal defi′ciency n. psi (no longer in technical use) mental retardation …   From formal English to slang

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