ill‧ness S2 W3 [uncountable and countable]
a disease of the body or mind, or the condition of being illCOLLOCATIONS COLLOCATIONS
have an illness/suffer from an illness recover from an illness serious illness minor illness short/long illness childhood illness acute illness (=an illness that becomes serious very quickly) chronic illness (=an illness that lasts a long time and cannot be cured) fatal illness (=an illness which causes death) terminal illness (=an illness which cannot be cured and that causes death, often slowly) mental illness the symptoms of an illness (=the things that show that someone has it) through illness (=because of illness)
She had all the normal childhood illnesses.
I'd been told I'd been suffering from various illnesses.
Her mother was just recovering from an illness.
Have you ever had any serious illnesses?
He died in hospital yesterday after a short illness.
patients with chronic illnesses
Her husband was diagnosed with a terminal illness. (=doctors found that her husband had a terminal illness)
Stress can cause mental illness.
I've never missed a day's work through illness in my life.
ways to improve your health and reduce the risk of illness

illness, disease
Illness and disease are often used in the same way and are equally common in spoken English. However, illness is more often used to refer to the length of time or state of being unwell He died after a long illness. if you are off school because of illness!! Do not use illness to talk about less serious problems such as headaches or colds.Disease is a particular kind of illness, especially one that spreads from one person to another or affects a particular part of your body infectious diseases heart disease!! Disease can also be used to mean a lot of different diseases Cigarette smoking causes death and disease.

Dictionary results for "illness"
Dictionary pictures of the day
Do you know what each of these is called?
What is the word for picture 1? What is the word for picture 2? What is the word for picture 3? What is the word for picture 4?
Click on any of the pictures above to find out what it is called.