Definition from Wiktionary, the free dictionary
Jump to navigation Jump to search


Alternative forms[edit]


Borrowed from Latin longaevitās, from longaevus (ancient, aged) +‎ -itās.


  • IPA(key): /lɒŋˈd͡ʒɛ.vɪ.ti/, /lɒnˈd͡ʒɛ.vɪ.ti/
  • (file)
  • (file)


longevity (countable and uncountable, plural longevities)

  1. The quality of being long-lasting, especially of life.
    Grandpa had incredible longevity: he lived to be 105 years old!
    • 2020 July 1, David Allen, “Signalling from Leeds along the S&C”, in Rail, page 74:
      This 142-year-old tiny ex-LNWR SB [signal box, at Batley] is an amazing survivor, probably owing its longevity to its location alongside a level crossing. Indeed it started life as a gate box with the delightful name of Lady Ann's Crossing.
  2. Duration over time; persistence.
    • 2018, James Lambert, “Anglo-Indian slang in dictionaries on historical principles”, in World Englishes, volume 37, page 255:
      A ‘postdating’ is an example of the use of a lexical item at a later date than currently recorded and these are important in establishing the longevity of use of a term and whether or not it has become obsolete.


Derived terms[edit]

Related terms[edit]