illness
noun
poor health; sickness.
illnesses
-
pluralof illness.plural
The grammatical form denoting more than one person, place, thing, or idea.
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
Weaker muscles can also complicate recovery from injuries and illnesses and make it harder for the body to regulate blood sugar.
From Science Daily ● Oct. 16, 2026
About half of American adults live with at least one chronic disease, like heart disease, diabetes or cancer, and about 85% of healthcare dollars go toward caring for these illnesses.
From MarketWatch ● Oct. 13, 2026
After thousands of foodborne illnesses this year, the produce giant will suspend some harvesting and processing during peak summer months.
From The Wall Street Journal ● Oct. 9, 2026
The fires have created severe haze locally, with tens of thousands of cases of respiratory illnesses, and also caused regional air pollution spikes in Singapore and Malaysia.
From Barron's ● Oct. 9, 2026
Had the Republic murdered relatives of my Drake classmates too, all those people who died in combat or in accidents or of illnesses?
From "Legend" by Marie Lu
