ill·ness 
/ˈɪlnəs/ noun
plural ill·ness·es /ˈɪlnəs/ noun 1 [noncount] : a condition of being unhealthy in your body or mind
▪ Her body was not able to defend itself against illness. ▪ Hundreds of soldiers died from illness and hunger. ▪ He showed no signs of illness. ▪ mental illness 2 [count] : a specific condition that prevents your body or mind from working normally : a sickness or disease
▪ Scientists have not yet found a cure for this illness. ▪ cancer, diabetes, and other illnesses ▪ an acute/chronic illness ▪ She died at the age of 60 after a brief/long illness.
▪ Her body was not able to defend itself against illness. ▪ Hundreds of soldiers died from illness and hunger. ▪ He showed no signs of illness. ▪ mental illness
▪ Scientists have not yet found a cure for this illness. ▪ cancer, diabetes, and other illnesses ▪ an acute/chronic illness ▪ She died at the age of 60 after a brief/long illness.
