Definition of late-onset in US English:



  • Denoting a medical condition occurring relatively late in life, especially as considered in relation to a different form of the same condition.

    ‘late-onset diabetes, or Type 2, is also a result of diet, age, and a sedentary lifestyle’
    • ‘Most of these late-onset illnesses are not prevented by the commonly used antimalarial agents.’
    • ‘Patients were considered to have late-onset depression if their index episode occurred at 50 years of age or older.’
    • ‘While parents and researchers search for effective treatments for late-onset autism, rates continue to soar.’
    • ‘What are the causes of late-onset (60 years old!) asthma?’
    • ‘We found no association between lung function at age 3 and late-onset wheeze in children who had not wheezed previously.’
    • ‘The respondent was a late-onset heroin user who had been using for one year.’
    • ‘Many people who develop late-onset Alzheimer's have already been widowed.’
    • ‘This information may be more relevant to preventing late-onset than early onset GBS infections.’
    • ‘Late-onset dementia was associated with lower intelligence at age 11.’
    • ‘Late-onset muscle atrophy and pain have been reported in persons who had paralytic poliomyelitis 20 to 40 years previously.’