PERSISTENT
persistent, relentless, unrelenting
(adjective) never-ceasing; “the relentless beat of the drums”
haunting, persistent
(adjective) continually recurring to the mind; “haunting memories”; “the cathedral organ and the distant voices have a haunting beauty”- Claudia Cassidy
persistent, lasting
(adjective) retained; not shed; “persistent leaves remain attached past maturity”; “the persistent gills of fishes”
dogged, dour, persistent, pertinacious, tenacious, unyielding
(adjective) stubbornly unyielding; “dogged persistence”; “dour determination”; “the most vocal and pertinacious of all the critics”; “a mind not gifted to discover truth but tenacious to hold it”- T.S.Eliot; “men tenacious of opinion”
Source: WordNet® 3.1
Etymology
Adjective
persistent (comparative more persistent, superlative most persistent)
Obstinately refusing to give up or let go.
Insistently repetitive.
Indefinitely continuous.
(botany) Lasting past maturity without falling off.
(computing) Of data or a data structure: not transient or temporary, but remaining in existence after the termination of the program that creates it.
(mathematics) Describing a fractal process that has a positive Brown function
(mathematics, stochastic processes, of a state) non-transient.
Anagrams
• pinsetters, presentist, prettiness, serpentist
Source: Wiktionary
Per*sist"ent, a. Etym: [L. persistens, -entis, p.pr. of persistere.
See Persist.]
1. Inclined to persist; having staying qualities; tenacious of
position or purpose.
2. (Biol.)
Definition: 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.
Source: Webster’s Unabridged Dictionary 1913 Edition