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.

The risk of West Nile and other mosquito-borne diseases increases during hot weather, typically from June to October.

From Los Angeles Times • Jun. 30, 2026

Anything is fair game, from oil prices and the spread of infectious diseases to international incidents.

From Slate • Jun. 30, 2026

Its initial focus will be on B-cell-mediated autoimmune diseases like systemic lupus erythematosus—a chronic condition where the immune system attacks healthy tissues and organs.

From Barron's • Jun. 26, 2026

Urology is a part of health care that deals with diseases of the male and female urinary tract including kidneys, bladder and urethra.

From BBC • Jun. 24, 2026

At one point 7,000 of their 19,000 workers were ill with the diseases; by the time the French company halted construction in 1889, more than 30,000 workers and engineers had died.

From "An American Plague: The True and Terrifying Story of the Yellow Fever Epidemic of 1793" by Jim Murphy