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Meaning of longevity

lon•gev•i•ty

Pronunciation: (lon-jev'i-tē, lôn-), [key]
— n.
  1. a long individual life; great duration of individual life: Our family is known for its longevity.
  2. the length or duration of life: research in human longevity.
  3. length of service, tenure, etc.; seniority: promotions based on longevity.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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