A woman walking down the sidewalk on a very rainy day.
The definition of persistent is someone or something that is stubborn or keeps on going.
An example of persistent is rain that hasn't let up for weeks on end.
- refusing to relent; continuing, esp. in the face of opposition, interference, etc.; stubborn; persevering
- continuing to exist or endure; lasting without change
- constantly repeated; continued
- Bot. remaining attached permanently or for a longer than normal time, as some leaves, perianths, etc.
- remaining essentially unchanged over a long period of geologic time, as a species
- remaining for life: said of such parts retained in the adult that normally disappear or wither at an early stage
Origin of persistentClassical Latin persistens, present participle of persistere: see persist
- Refusing to give up or let go; persevering obstinately.
- Insistently repetitive or continuous: a persistent honking of car horns.
- Existing or remaining in the same state for an indefinitely long time; enduring: persistent rumors; a persistent infection.
- Botany Lasting past maturity without falling off, as the calyx on an eggplant or the scales of a pine cone.
- Zoology Retained permanently, rather than disappearing in an early stage of development: the persistent gills of fishes.
(comparative more persistent, superlative most persistent)
- Obstinately refusing to give up or let go.
- She has had a persistent cough for weeks.
- Insistently repetitive.
- There was a persistent knocking on the door.
- Indefinitely continuous.
- There have been persistent rumours for years.
- (botany) Lasting past maturity without falling off.
- Pine cones have persistent scales.
- (computing) About some data or data structures: existing after the execution of the program. Remaining in existence past the lifetime of the program that creates it.
- Once written to a disk file the data becomes persistent and it will still be there tomorrow when we run the next program.
- This way transient value becomes persistent.
- (mathematics) Describing a fractal process that has a positive Brown function
- (mathematics, stochastic processes, of a state) non-transient.