backwardness

Definitions of backwardness
  1. noun
    lack of normal development of intellectual capacities
    synonyms: mental retardation, retardation, slowness, subnormality
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    abnormality, mental defectiveness
    retardation sufficient to fall outside the normal range of intelligence
    mental deficiency, moronity
    mild mental retardation
    amentia, idiocy
    extreme mental retardation
    imbecility
    retardation more severe than a moron but not as severe as an idiot
    feeblemindedness
    severe mental deficiency
    type of:
    stupidity
    a poor ability to understand or to profit from experience
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