diseases

NOUN

ailment, affliction

Synonyms

STRONGEST

bug cancer condition contamination defect disorder epidemic fever flu illness infection inflammation malady plague sickness stroke syndrome virus

STRONG

ache affection attack blight breakdown canker collapse complaint contagion convulsions debility decrepitude distemper endemic feebleness fit hemorrhage indisposition infirmity misery seizure spell temperature unhealthiness unsoundness upset visitation

WEAK

ill health pathosis sickliness

Antonyms

STRONGEST

advantage good health health

STRONG

ability blessing boon happiness soundness strength

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.

Many of these diseases work in a similar way to lupus.

From BBC • Jun. 11, 2026

Alveolar echinococcosis is considered the third most important food-borne illness globally and is listed by the World Health Organization among the top 20 neglected tropical diseases.

From Science Daily • Jun. 11, 2026

But in lupus, and other autoimmune diseases, the B cells go rogue and produce antibodies that can attack the body.

From BBC • Jun. 11, 2026

It’s part of an ambitious effort to curb the diseases the insects spread.

From Los Angeles Times • Jun. 4, 2026

Then there were all the diseases one is vulnerable to in the woods—giardiasis, eastern equine encephalitis, Rocky Mountain spotted fever, Lyme disease, ehrlichiosis, schistosomiasis, brucellosis, and shigellosis, to offer but a sampling.

From "A Walk in the Woods" by Bill Bryson