English noun: mental retardation | |||
1. | mental retardation (cognition) lack of normal development of intellectual capacities | ||
Synonyms | backwardness, retardation, slowness, subnormality | ||
Broader (hypernym) | stupidity | ||
Narrower (hyponym) | abnormality, amentia, idiocy, imbecility, mental defectiveness, mental deficiency, moronity | ||