Symptom

Symptom

A symptom (from Greek σύμπτωμα, "accident, misfortune, that which befalls", from συμπίπτω, "I befall", from συν- "together, with" + πίπτω, "I fall") is a departure from normal function or feeling which is noticed by a patient, indicating the presence of disease or abnormality. A symptom is subjective, observed by the patient, and cannot be measured directly.

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Famous quotes containing the word symptom:

    “Corruption, the most infallible symptom of constitutional liberty.”
    —Edward Gibbon (1737–1794)

    “The habit of common and continuous speech is a symptom of mental deficiency. It proceeds from not knowing what is going on in other people’s minds.”
    —Walter Bagehot (1826–1877)