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

persistent

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.

• persist
• persistence
• persistency
• persistently

• French: persistant, tenace
• German: ausdauernd, hartnäckig, beharrlich
• Portuguese: persistente
• Russian: насто́йчивый
• Spanish: persistente

• Russian: насто́йчивый

• German: ständig, anhaltend
• Russian: постоя́нный

• Russian: сто́йкий

• Russian: постоя́нный