Definition of disease in English:


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  • 1A disorder of structure or function in a human, animal, or plant, especially one that has a known cause and a distinctive group of symptoms, signs, or anatomical changes.

    ‘bacterial meningitis is a rare disease’
    • ‘a possible cause of heart disease’
    • ‘It may soon be used in humans to treat heart disease, diabetes, and other such diseases.’
    • ‘Hearing impairment is when the hearing is affected by a disease, disorder or injury.’
    • ‘The threats of malaria and diarrhoeal diseases will only further increase with the onset of rains.’
    • ‘The symptoms are not disease specific and the term does not suggest any cause for the symptoms.’
    • ‘The main cause of death in our cohort with diabetes was ischaemic heart disease.’
    • ‘Testicular cancer is a rare disease in men caused by abnormal growth of cells of the testicle.’
    • ‘The infection may be passed on without causing meningitis or any symptoms of the disease.’
    • ‘The value of animal research for finding new treatments for human diseases is a continuing debate.’
    • ‘They are relevant to food only insofar as they cause diseases in plants and animals.’
    • ‘Volunteers who provided their skin cells to be cloned had diseases such as diabetes or spinal cord injury.’
    • ‘Increasingly we will hear about patients with common diseases who have typical symptoms.’
    • ‘Quitting smoking can help reduce your risk of gum disease and other oral diseases such as cancer of the mouth.’
    • ‘Neck pain can be the result of many disorders or diseases in the structure of the neck.’
    • ‘Smoking is a major contributor to many serious diseases, such as heart disease and lung cancer.’
    • ‘Patients with chronic diseases like asthma and diabetes were not regularly monitored.’
    • ‘They do little research into tropical diseases yet these diseases affect millions.’
    • ‘Certain diseases, such as diabetes, can cause a cataract to occur at an earlier age than normal.’
    • ‘Lung transplants are performed when people have diseases such as emphysema and cystic fibrosis.’
    • ‘Cancer is second only to diseases of the heart and blood vessels as a cause of death.’
    • ‘Obesity is a major factor in illnesses such as heart disease and certain forms of diabetes.’
    illness, sickness, ill health
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    1. 1.1A particular quality, habit, or disposition regarded as adversely affecting a person or group of people.
      ‘departmental administration has often led to the dread disease of departmentalitis’
      • ‘Are not sin, transgression and iniquity dread diseases that lead to spiritual death?’
      • ‘The blame lies within the disease of greed that has found too comfortable a home in the world of sports.’
      • ‘As the disease of greed and materialism spreads in our minds, so do the physical diseases, as our bodies struggle to eliminate the toxicity from the cocktail of chemicals consumed every day.’
      • ‘Rather, it is an argument against not leading a full life, of yielding to the national disease of sloth and laziness.’
      • ‘For some reason - whether through snobbery, ignorance, or the peculiarly British disease of self-deprecation - this valuable national treasure has been systematically trivialised and ridiculed over the years, to such an extent that today it remains almost unknown.’



/dəˈzēz/ /dəˈziz/


Middle English (in the sense ‘lack of ease; inconvenience’): from Old French desaise ‘lack of ease’, from des- (expressing reversal) + aise ‘ease’.