English > mental retardation: 1 sense > noun 1, cognition| Meaning | lack of normal development of intellectual capacities. |
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| Synonyms | retardation, backwardness, slowness, subnormality |
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| Narrower | abnormality, mental defectiveness | retardation sufficient to fall outside the normal range of intelligence |
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| idiocy, amentia | extreme / extreme mental retardation |
| imbecility | retardation more severe than a moron but not as severe as an idiot |
| moronity, mental deficiency | mild mental retardation |
| Broader | stupidity | A poor ability to understand or to profit from experience |
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| Spanish | atraso, retraso mental, retraso |
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| Catalan | endarreriment, retard mental |
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