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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.

Reduced metabolic flexibility has increasingly been recognized as a hallmark of aging and is also associated with diseases such as diabetes.

From Science Daily • Jun. 11, 2026

"This is one of the first studies specifically designed to assess these interventions for cancer-related cognitive impairment during chemotherapy in patients with multiple diseases using both performance-based cognitive assessments and patient-reported outcomes."

From Science Daily • Jun. 10, 2026

Not only do they drive residents nuts with itchy bites, but they can carry a number of potentially serious diseases, including dengue, Zika, chikungunya and yellow fever.

From Los Angeles Times • Jun. 4, 2026

The blood-brain barrier has hampered treatment of neurological disorders, says Luka Kulic, who heads early development in neuroscience and rare diseases at Roche.

From Barron's • Jun. 3, 2026

They need water and soap to wash with every now and then, or else they have to struggle with parasites and diseases.

From "A Thousand Sisters" by Elizabeth Wein