plural
illnesses
plural
illnesses
Britannica Dictionary definition of ILLNESS
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.