• (GA) IPA: /pɚˈsɪstənt/
  • (RP) IPA: /pəˈsɪstənt/


  1. Obstinately refusing to give up or let go.
    She has had a persistent cough for weeks.
  2. Insistently repetitive.
    There was a persistent knocking on the door.
  3. Indefinitely continuous.
    There have been persistent rumours for years.
  4. (botany) Lasting past maturity without falling off.
    Pine cones have persistent scales.
    • 1992, Rudolf M[athias] Schuster, The Hepaticae and Anthocerotae of North America: East of the Hundredth Meridian, volume V, New York, N.Y.: Columbia University Press, →ISBN, page 4:
      The Jubulaceae have a leaf whose lobule, usually transformed into a water-sac, is normally very narrowly attached to the stem and to the dorsal lobe; indeed some Frullania taxa reproduce vegetatively by dropping the dorsal lobes, but not the lobules, and Neohattoria has caducous lobules but persistent lobes.
  5. (computing) Of data or a data structure: not transient or temporary, but remaining in existence after the termination of the program that creates it.
    Once written to a disk file, the data becomes persistent: it will still be there tomorrow when we run the next program.
  6. (mathematics) Describing a fractal process that has a positive Brown function
  7. (mathematics, stochastic processes, of a state) non-transient.
Related terms Translations Translations
  • Russian: насто́йчивый
Translations Translations
  • Russian: сто́йкий
  • Russian: постоя́нный

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