Definition of illness in English:

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Pronunciation: /ˈɪlnəs/


A disease or period of sickness affecting the body or mind: he died after a long illness [mass noun]: I’ve never missed a day’s work through illness
More example sentences
  • Other viral illnesses include influenza, the common cold, Lassa fever, and ebola.
  • People with excess body fat have a greater risk for such illnesses as diabetes and hypertension.
  • And if you do not cure that sickness, other illnesses will attack and make it weaker.
sickness, disease, ailment, disorder, complaint, malady, affliction, attack, infection, contagion, disability, indisposition;
ill health, poor health, infirmity, valetudinarianism
informal bug, virus
British informal lurgy
Australian informal wog
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