AskDefine | Define persistent

Dictionary Definition

persistent adj
1 never-ceasing; "the relentless beat of the drums" [syn: relentless, unrelenting]
2 continually recurring to the mind; "haunting memories"; "the cathedral organ and the distant voices have a haunting beauty"- Claudia Cassidy [syn: haunting]
3 retained; not shed; "persistent leaves remain attached past maturity"; "the persistent gills of fishes" [syn: lasting] [ant: caducous]

User Contributed Dictionary



  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. Lasting past maturity without falling off.
    Pine cones have persistent scales.
  5. 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.

Related terms


refusing to give up
insistently repetitive
indefinitely continuous
botany: lasting past maturity without falling off
computing: existing after the execution of the program
  • Polish: trwały

Extensive Definition

Persistent may relate to:

See also

Synonyms, Antonyms and Related Words

abiding, accordant, adherent, adhesive, age-long, aged, alike, ancient, antique, archaic, assiduous, automatic, balanced, beaten, booming, bound, bound and determined, bulldogged, bulldoggish, bulldoggy, bullheaded, changeless, chronic, clamant, clamorous, clingy, committed, consistent, consonant, constant, continual, continuing, continuous, correspondent, crying, decided, decisive, dedicated, definite, demanding, determined, devoted, diligent, diuturnal, dogged, draining, durable, earnest, echoic, echoing, enduring, equable, equal, even, evergreen, exacting, exigent, exorbitant, extortionate, faithful, fast, firm, fixed, flat, frequent, frozen, gluey, glutinous, grasping, growling, gummy, habitual, hackneyed, hardy, haunting, homogeneous, immobile, immutable, importunate, inalterable, incessant, indefatigable, indelible, indomitable, industrious, inflexible, insistent, instant, intact, interminable, intransient, invariable, inveterate, invincible, inviolate, lasting, level, lingering, long-lasting, long-lived, long-standing, long-term, longeval, longevous, loud, loyal, macrobiotic, measured, mechanical, methodic, monolithic, nagging, never-tiring, obdurate, obsessive, obstinate, of a piece, of long duration, of long standing, ordered, orderly, patient, patient as Job, perdurable, perduring, perennial, permanent, perpetual, perseverant, persevering, persisting, pertinacious, plodding, plugging, preoccupied, pressing, purposeful, quiescent, rapt, reboant, rebounding, recurrent, recurring, reechoing, regular, relentless, remaining, repercussive, repetitive, resolute, resolved, resounding, reverberant, reverberating, reverberatory, rigid, robotlike, routine, rumbling, sedulous, self-adhesive, sempervirent, serious, sincere, single-minded, sleepless, slogging, smooth, solid, sounding, stable, static, stationary, staunch, staying, steadfast, steady, stereotyped, stickable, sticking, sticky, stubborn, sustained, systematic, tacky, taxing, tenacious, thundering, tireless, torpid, tough, trite, unabating, unaltered, unbroken, unceasing, unchangeable, unchanged, unchanging, unchecked, unconquerable, undamped, undaunted, undestroyed, undeveloped, undeviating, undifferentiated, undiscouraged, undiversified, undrooping, undying, unending, unfading, unfailing, unfaltering, unflagging, unflinching, unforgettable, uniform, unintermitting, uninterrupted, unnodding, unrelaxing, unrelenting, unremitting, unruffled, unshakable, unshifting, unsleeping, unswerving, untiring, unvaried, unvarying, unwavering, unwearied, unwearying, unwinking, urgent, utterly attentive, viscid, vital, weariless, well-trodden, well-worn, wholehearted
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