Simple Definition of longevity
: long life : the fact of living for many years
: length of life
: the length of time that something or someone lasts or continues
Examples of longevity in a sentence
His longevity was remarkable considering he had been so sick when he was a child.
Better medical treatment has led to greater longevity.
a study of human longevity
The longevity of a car's tires depends on how the car is driven.
They're trying to increase the product's longevity.
Origin and Etymology of longevity
Late Latin longaevitas, from Latin longaevus long-lived, from longus long + aevum age — more at aye
First Known Use: 1615
Medical Definition of longevity
1: a long duration of individual life <attributed his longevity to daily exercise and a healthy diet>
2: length of life <studies in longevity>
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