persistent
UK /pəˈsɪstənt/ · US /pɚˈsɪstənt/ adjective
- adjective Obstinately refusing to give up or let go. “She has had a persistent cough for weeks.”
- adjective Insistently repetitive. “There was a persistent knocking on the door.”
- adjective Indefinitely continuous. “There have been persistent rumours for years.”
- adjective (botany) Lasting past maturity without falling off. “Pine cones have persistent scales.”
- adjective (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.”
- adjective (mathematics) Describing a fractal process that has a positive Brown function
- adjective (mathematics, stochastic processes, of a state) non-transient.
Synonyms
relentless unrelenting haunting lasting dogged dour pertinacious tenacious unyielding
Antonyms
Etymology
From Latin persistentem, present participle of persistō (“continue steadfastly”). By surface analysis, persist + -ent.
Webster’s 1913
- adjective Inclined to persist; having staying qualities; tenacious of position or purpose.
- adjective Remaining beyond the period when parts of the same kind sometimes fall off or are absorbed; permanent; as, persistent teeth or gills; a persistent calyx; --opposed to deciduous, and caducous.
Etymology [L. persistens, -entis, p.pr. of persistere. See Persist.]
Sources: Wiktionary · WordNet 3.0 · Webster’s 1913 — from the Wiktionary entry “persistent”, CC BY-SA 4.0. Details