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单词 persistent
释义

persistentadj.

Brit. /pəˈsɪst(ə)nt/, U.S. /pərˈsɪstənt/
Forms: 1700s– persistent, 1800s– persistant (irregular).
Origin: A borrowing from Latin. Etymons: Latin persistent-, persistens.
Etymology: < post-classical Latin persistent-, persistens, present participle of persistere persist v. Compare Old French, Middle French, French persistant (1321), Spanish persistente (1672). Compare earlier persistence n. and persisting adj., persistive adj.With the form persistant compare -ant suffix1.
1.
a. Zoology and Botany. Of a part of an animal or plant (as a horn, leaf, calyx, etc.): remaining attached, not falling off. Of a juvenile or primitive characteristic: retained into adult life. Cf. deciduous adj. 2, caducous adj. 1.
ΘΚΠ
the world > plants > part of plant > growth, movement, or curvature of parts > [adjective] > permanent or discarded
shedc1430
deciduous1657
marcescent1727
fugacious1750
permanent1776
shrivelling1776
persisting1777
persistent1785
sphacelate1785
shedding1796
sphacelated1806
caducous1808
restant1828
fugitive1830
horarious1866
the world > life > biology > physical aspects or shapes > physical arrangement or condition > [adjective] > attached or becoming united > shed > that is not shed or persistent
persisting1777
persistent1835
obsolete1897
1785 T. Martyn tr. J.-J. Rousseau Lett. Elements Bot. xxviii. 445 The leaves of all these are linear and persistent; Linnæus calls this sort of leaf acerose.
1835 W. Kirby On Power of God in Creation of Animals II. xxiv. 502 Lastly, come the Ruminants, whose horns are hollow and naked, but persistent.
1880 A. Gray Struct. Bot. iii. 86 Leaves..may be..persistent, when they remain through the cold season..during which vegetation is interrupted.
1910 H. H. Haines Forest Flora Chota Nagpur 497 A[ina] cordifolia... Capsules of 2 cocci dehiscent from below and towards a persistent columella.
1960 D. C. Braungart & R. Buddeke Introd. Animal Biol. (ed. 5) xvi. 236 Elasmobranchii are cold-blooded and have jaws, a cartilaginous skeleton, gills, a persistent notochord, placoid scales, and paired fins.
1992 W. T. Parsons & E. G. Cuthbertson Noxious Weeds Austral. 617/1 Bisexual flowers have a prickly tomentose calyx with persistent narrowly triangular lobes.
b. Continuous, continuing to exist; enduring, lasting; chronic.
ΘΚΠ
the world > time > duration > [adjective] > long-lasting or enduring
longeOE
longsomeeOE
long of lifeOE
lastinga1225
cleaving1340
continualc1340
dwellingc1380
long-livinga1382
everlastingc1384
long-duringa1387
long-lasting?a1400
long-liveda1400
broadc1400
permanable?c1422
perseverant?a1425
permanentc1425
perdurable?a1439
continuedc1440
abiding1448
unremoved1455
eternalc1460
long-continued1464
continuing1526
long-enduring1527
enduring1532
immortal1538
diuturn?1541
veterated1547
resiant?1567
stayinga1568
well-wearinga1568
substantive1575
pertinacious1578
extant1581
ceaseless1590
marble1596
of length1597
longeval1598
diuturnal1599
nine-lived1600
chronic1601
unexhausted1602
chronical1604
endurable1607
continuant1610
indeflourishing1610
aged1611
indurant1611
continuatea1616
perennious1628
seculara1631
undiscontinueda1631
continuated1632
untransitory1632
long-spun1633
momently1641
stative1643
outliving1645
constant1653
long-descended1660
voluminousa1661
perduring1664
perdurant1671
livelong1673
perennial1676
longeve1678
consequential1681
unquenched1703
lifelong1746
momentary1755
inveterate1780
stabile1797
persistent1826
unpassing1831
all-time1846
year-long1846
teak-built1847
lengthful1855
long-term1867
long haul1873
sticky1879
week-to-week1879
perenduring1883
long-range1885
longish1889
long-time1902
long run1904
long-life1915
1826 S. T. Coleridge To Eliza in Pain in Let. 3 June (1971) VI. 664 She..Of Pleasure only will to all dispense, Will ope that Fount alone..but still issue thence Unconquer'd Cheer, persistent Loveliness.
1853 E. K. Kane U.S. Grinnell Exped. xxxix. 360 There is a something about this persistent day antagonistic to sleep.
1871 L. Stephen Playground of Europe ii. 93 A persistent screen of stormy cloud drove up the valley.
1905 W. Osler Princ. & Pract. Med. (ed. 6) 511 When there is persistent anorexia, gavage may be necessary.
1922 E. von Arnim Enchanted April (1989) 56 Mr Wilkins..was noticing with increasing disgust..the peculiar persistent vileness of the weather.
1988 Amer. Jrnl. Public Health 78 1591/2 This curious and persistent belief [sc. the Red Treatment]..was based on faith in the therapeutic efficacy of red colored objects to combat smallpox.
1999 C. B. Inlander et al. Over-the-counter Doctor (rev. ed.) 151/2 A persistent sore throat—particularly in a child—may indicate a more serious disease.
c. Geology. Of a stratum: extending continuously over the whole area occupied by the formation; not thinning out or disappearing.
ΘΚΠ
the world > the earth > structure of the earth > structural features > sedimentary formation > [adjective] > of or belonging to a stratum > extending continuously
persistent1833
1833 C. Lyell Princ. Geol. III. 173 The individual strata are rarely persistent for a great distance.
1865 A. Geikie Scenery & Geol. Scotl. vi. 138 Even with such doubtful forms, the two main systems remain tolerably persistent.
1949 A. E. Trueman Geol. & Scenery Eng. & Wales xii. 161 Some four main grit belts are present, but there are many other less persistent beds.
1990 Geol. Mag. 127 599 The Boom Clay Formation of northeast Belgium consists of a sequence of alternating, laterally persistent beds of silt and clay.
d. Ecology. That remains within an environment for a long period of time, esp. as a result of low chemical reactivity or a long radioactive half-life.
ΘΚΠ
the world > time > duration > [adjective] > long-lasting or enduring > that remains within an environment
persistent1920
1920 Times 28 Oct. 16/1 Mustard gas was a distinctly new departure. Effective in low concentrations.., very persistent, remaining on the ground for days, it caused huge casualties.
1955 Bull. Atomic Scientists Jan. 5/1 The long-range genetic danger of exposure..to low-level, but widespread and persistent radioactivity..is only beginning to be dimly perceived.
1970 Nature 31 Oct. 403/2 Fresh and rain water in Britain contains small but not insignificant amounts of the chief persistent organochlorine pesticides, DDT, lindane and dieldrin.
2000 Scout Rep. Archives (Internet Scout Project) (Electronic text) 11 Oct. Dioxins are a group of extremely persistent, toxic chemical compounds.
e. Virology. Of a virus: latent; present in its host but not manifest or active (though possibly replicating); (Botany) designating or relating to plant viruses that are carried by insect vectors within their bodies for a long period (also called circulative; opposed to non-persistent adj.). Also of an infection: caused by such a virus.
ΘΚΠ
the world > life > biology > biological processes > development, growth, or degeneration > [adjective] > latent (of features, abilities, etc.)
latent1787
persistent1940
1940 Proc. Royal Soc. 1939–40 B. 128 539 This is referred to as the ‘latent’ or ‘incubation’ period, for with most persistent viruses it seems to be..important and prolonged.
1967 Arch. Ophthalmol. 77 430 (title) Persistent virus infection in congenital rubella.
1984 D. A. Roberts & C. W. Boothroyd Fund. Plant Pathol. (ed. 2) ix. 120 Circulative and stylet-borne viruses were formerly classified as persistent and nonpersistent viruses, respectively.
2001 Diabetes Care (Nexis) 1 Aug. 1489 CMV is a persistent virus like the related herpes viruses.
f. Medicine persistent vegetative state n. a chronic condition of unconsciousness (lasting more than a month) following severe injury to the cerebral hemispheres, in which there is preservation of cardiorespiratory and certain other vital functions but no evidence of cognitive function. Abbreviated PVS.
ΘΚΠ
the world > health and disease > ill health > a disease > disorders of internal organs > stupor or coma > [noun] > persistent vegetative state
persistent vegetative state1972
PVS1983
1972 B. Jennett & F. Plum in Lancet 1 Apr. 734/1 Patients with severe brain damage due to trauma..may now survive indefinitely... Such patients are best described as in a persistent vegetative state.
1987 D. J. Weatherall et al. Oxf. Textbk. Med. (ed. 2) II. xxi. 51/1 The question of whether it is appropriate to provide the nutrition and nursing care required to ensure survival once the persistent vegetative state has been diagnosed is now a topic of debate.
1993 U.S. News & World Rep. 18 Jan. 78/3 At the age of 60, she suffered bleeding on the brain and went into a ‘persistent vegetative state’—alive but with essentially no higher brain function.
2. Continuing firmly or obstinately in some state, opinion, purpose, or course of action, esp. despite opposition, setbacks, or failure; having or characterized by persistence.
ΘΚΠ
the mind > will > decision > perseverance or persistence > [adjective]
unwearyc893
unwearieda1240
perseverant1340
continuing1393
persevering?a1425
importunate1477
infatigable?1510
unfatigablec1550
persisting1552
unweariable1561
holdfast1567
indefatigable1586
patient1590
faintless1593
untired1597
untired1600
assidual1605
unrelenting1606
persistive1609
unwearyinga1614
hard1615
indefesse1621
constant1639
assiduous1660
dogged1700
unremitting1730
inexhaustible1762
unremitted1774
untiring1823
persistent1830
sleuth1864
tug-like1890
1830 J. F. W. Herschel Prelim. Disc. Study Nat. Philos. 81 Our resistance against the destruction of..prejudices..of sense, is commonly more violent at first, but less persistent, than in the case of those of opinion.
1868 E. Edwards Life Sir W. Ralegh I. xvi. 332 His greed, no less than his ambition,..made him a persistent colonizer.
1888 F. Hume Madame Midas i. i. 18 Her suitors—numerous and persistent as those of Penelope.
1916 E. H. Porter Just David xvi. 205 ‘What a persistent little mental-science preacher you are!’ she exclaimed.
1975 Audubon May 89/1 It is a perky, jaunty bird, a persistent tail-jerker that is remarkably unconcerned by or unafraid of man.
1993 R. Jenkins Chief (Anglia TV shooting script) (O.E.D. Archive) 4th Ser. Episode 3. 8 I want persistent offenders, whatever their age, locked up!
3. Of an action or event: continual, recurrent; repeated, esp. constantly or with persistence.
ΘΚΠ
the world > action or operation > continuing > [adjective] > continuous or without stop or pause (of action)
ithanda1300
continualc1340
unstintingc1380
perpetuala1382
unfailinga1382
unceasing1382
everlastinga1398
restless?a1439
continuedc1440
running1492
incessant1532
uncessant1548
incessable1552
universal1561
never-ceasing1567
still1570
unpausing1585
ceaseless1590
uncessable1596
indesinent1601
uninterrupted1602
unceasable1604
Sabbathless1605
unceased1605
unintermissive1610
unstaying1616
constant1653
jugial1654
uninterrupted1657
stopless1660
uncheque1671
chronical1672
unarrested1733
well-sustained1743
uninterrupt1776
unsuspended1792
sustained1796
pauseless1820
unhalting1832
persistent1842
unresting1856
unbreaking1870
non-stop1915
1842 R. W. Emerson in Dial. July xiii. 1206 ‘Attractive industry’ would speedily subdue, by adventurous, scientific, and persistent tillage, the pestilential tracts.
1857 E. L. Birkett Bird's Urinary Deposits (ed. 5) 289 The persistent occurrence of deposits of the earthy phosphates in the urine.
1872 T. H. Huxley Lessons Elem. Physiol. (ed. 6) iv. 100 The persistent breathing of such air tends to lower all kinds of vital energy.
1924 I. Gershwin Fascinating Rhythm (song) in Lyrics on Several Occasions (1959) 172 Got a little rhythm..That pit-a-pats through my brain; So darn persistent..it'll drive me insane.
1967 C. Jackson Second-hand Life (1968) i. 15 Could this fact alone account for his persistent, his increasing thoughts of death?
1994 Powwow Times (Sask. Indian Federated Coll.) 34/3 It was only through the persistent urging of our elders and Indian leaders that we were able to persuade the Indian agent..to give us the permission to practise powwows once more.
This entry has been updated (OED Third Edition, December 2005; most recently modified version published online March 2022).
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adj.1785
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