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

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

"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

While these diseases and even some treatments are interrelated, they are often treated as separate conditions with their own specialists—cardiologists, endocrinologists and nephrologists, which can lead to delayed diagnoses or treatments.

From The Wall Street Journal • Jun. 9, 2026

They never elaborated about just what diseases the toilets contained, but they made it plain that the ailments were both contagious and dire.

From "Cheaper by the Dozen" by Frank B. Gilbreth Jr. and Ernestine Gilbreth Carey