symptom
/ˈsɪm(p)təm/noun
A sign that shows something exists or is happening, especially something bad such as an illness.
Example sentences
- “A persistent cough can be a symptom of several different illnesses.”
- “Fever and a sore throat are common symptoms of the flu.”
Takes 'of': 'a symptom of stress'. Doctors distinguish symptoms, which patients feel, from signs, which examiners observe.