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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 UK has a world-leading national immunisation programme, which is regularly reviewed and updated to reflect the changing nature of infectious diseases and provide the best protection and outcomes for the public."

From BBC • May 16, 2026

We know that diseases can and do spread easily between people on cruises, but how much worse they are than in general life is hard to evaluate for sure.

From Slate • May 16, 2026

"This is because the whale may carry diseases that can also be transmitted to humans, and there may also be a risk of explosion," as decomposition creates large volumes of gases, it said.

From Barron's • May 16, 2026

"Ferroptosis is not only relevant to cancer. Increasing evidence suggests that it also contributes to pathological processes in neurodegenerative diseases and in tissue damage following organ transplantation or ischemia-reperfusion injury."

From Science Daily • May 15, 2026

Least of all Neto, the young doctor-poet who just meant to spare his people from the scarring diseases of smallpox and humiliation.

From "The Poisonwood Bible" by Barbara Kingsolver