Definition of illness in US English:

illness

noun

  • A disease or period of sickness affecting the body or mind.

    ‘he died after a long illness’
    ‘I've never missed a day's work through illness’
    • ‘It is an active painkiller and can help those who suffer from illnesses such as muscular dystrophy.’
    • ‘The loss of benefits can lead to illnesses such as diabetes and cancer going untreated.’
    • ‘People say that it can help people with illnesses such as arthritis and Parkinson's syndrome.’
    • ‘The children are never free from illnesses and disease, always hungry, always listless.’
    • ‘Other viral illnesses include influenza, the common cold, Lassa fever, and ebola.’
    • ‘He started his career at a time when many of the vanquished diseases and illnesses of today were still killers.’
    • ‘Many cardiac and systemic illnesses can affect the left side of the heart.’
    • ‘Pox or syphilis was ubiquitous and remedies for illnesses were few and often not effective.’
    • ‘They did it in order to treat possible future illnesses or diseases the boy might suffer from.’
    • ‘In the early stages, signs and symptoms can be similar to many other more common illnesses like flu.’
    • ‘Members suffer from illnesses such as cancer, heart disease, diabetes and asthma.’
    • ‘Obesity is a major factor in illnesses such as heart disease and certain forms of diabetes.’
    • ‘It can be used to relieve a number of illnesses from migraines to arthritis.’
    • ‘Other viral illnesses such as mumps and rubella may also trigger Bell's palsy.’
    • ‘Acute fatigue syndromes associated with viral illnesses are very common among teenagers.’
    • ‘And if you do not cure that sickness, other illnesses will attack and make it weaker.’
    • ‘People with excess body fat have a greater risk for such illnesses as diabetes and hypertension.’
    • ‘The focus is on the patient's response to the illness rather than on the illness itself.’
    • ‘There is an increased risk of injury from falls and people are more prone to seasonal illnesses like flu.’
    • ‘Her last year of life was marred not only by her illness but also by her husband's serious illnesses.’
    sickness, disease, ailment, disorder, complaint, malady, affliction, attack, infection, contagion, disability, indisposition
    View synonyms

Pronunciation

illness

/ˈilnəs//ˈɪlnəs/