Definition of persistent in English:

persistent

adjective

  • 1Continuing firmly or obstinately in an opinion or course of action in spite of difficulty or opposition.

    ‘one of the government's most persistent critics’
    ‘an attempt to stop persistent drink-drivers’
    • ‘But a persistent critic could argue that this showed how skillfully the participant, the caller, and the hidden accomplice had devised the deception.’
    • ‘It seems unlikely that the York review will silence the long, persistent and mounting opposition to fluoridation.’
    • ‘I think my most persistent critic is a certain Straussian who nonetheless often circulates to others particular posts of mine that he considers particularly good.’
    • ‘The senior senator from West Virginia has been a persistent critic of the administration's justifications.’
    • ‘The latest effort from the racially diverse band should silence all but the most persistent critics.’
    • ‘The Philosopher Igal Kvart has been a persistent critic of the claim that it is possible to analyze counterfactuals without using causation.’
    • ‘Be patient and persistent in achieving your purpose.’
    • ‘He has been a persistent critic of US foreign policy and the IMF.’
    • ‘Yet, of course, Andrew was persistent and followed her in her wake.’
    • ‘Now, there's a thing: ‘a persistent irritating critic; a nuisance.’’
    • ‘A south Essex mum jailed for her daughter's persistent truancy today branded her imprisonment a ‘waste of time and money’.’
    • ‘Second, what will happen if the media's most persistent critics go back and read the specific stories that we criticized for being one-sided or pessimistic?’
    • ‘Assertiveness emphasizes self-confidence and a persistent determination to express oneself or one's opinions.’
    • ‘My persistent opposition has become a thorn in the side of the trade union leaders, because it has exposed their shameless collaboration with management.’
    • ‘That did not go down well with the young woman and in spite of her persistent protests, her moaning and screaming, she was released only after the feasters had their fill.’
    • ‘The persistent critic, therefore, has a vested interest in fault-finding.’
    • ‘They were very persistent and were very difficult to suppress.’
    • ‘An attendance officer has been employed to work alongside the LEA's welfare service in tackling persistent truancy.’
    • ‘A judge has told a persistent drink-driver to pass a medical examination before he can drive again.’
    • ‘Is it one of those great ideas where the parent is sent to prison if their children is a persistent truancy offender?’
    tenacious, persevering, determined, resolute, purposeful, dogged, single-minded, tireless, indefatigable, pertinacious, patient, diligent, assiduous, sedulous, unflagging, untiring, unwavering, insistent, importunate, relentless, unrelenting
    View synonyms
  • 2Continuing to exist or occur over a prolonged period.

    ‘persistent rain will affect many areas’
    ‘persistent reports of human rights abuses by the military’
    • ‘During that time there had been persistent rain and frost.’
    • ‘But massive traffic hold-ups and persistent heavy rain led to visitors complaining about muddy pathways and uneven road surfaces.’
    • ‘Around 20 percent of primary care patients report having persistent pain.’
    • ‘Now the small towns seem sleepy, subject to the slower economy and the persistent rain, but then… I don't know.’
    • ‘Heavy and persistent rain has been forecast for today with a risk of flooding, however only one flood warning remains in place - at Cononley near Skipton.’
    • ‘The National Center for Health Statistics estimates that 32.8 percent of the U.S. general population has persistent or chronic pain symptoms.’
    • ‘If the pain is persistent then surgical options are explored.’
    • ‘They couldn't finish yesterday as planned because of the persistent rain which made it impossible to do any cutting with the angle grinder outside.’
    • ‘Left unattended this will progress to a persistent headache and neck pain.’
    • ‘The persistent rain caused major floods on Monday, with the three districts of Larantuka, Lohayong and Posto - all in East Flores - being submerged.’
    • ‘Management of recurrent or persistent pain can be extremely difficult.’
    • ‘Since seeing my doctor last month about the persistent pain in my wrist and shoulder, my wrist has recovered almost completely.’
    • ‘In terms of pain, however, ‘chronic’ denotes persistent pain over a period of at least three months.’
    • ‘Constant and persistent rain is taking its toll on the city's infrastructure.’
    • ‘Unfortunately, Tuesday's camp was cancelled due to persistent rain.’
    • ‘More thundery showers are predicted for tomorrow and Thursday, before persistent rain takes hold on Friday and Saturday.’
    • ‘It is defined as persistent or recurrent abdominal pain or abdominal discomfort centered in the upper abdomen.’
    • ‘Widespread anxiety is heightened by persistent rain and further flood warnings.’
    • ‘Patients who have trigger points often report regional, persistent pain that usually results in a decreased range of motion of the muscle in question.’
    • ‘Most interesting of all, the super-exclusive card came into being as a result of the persistent rumor that it existed.’
    continuing, constant, continual, continuous, non-stop, lasting, never-ending, steady, uninterrupted, unbroken, interminable, incessant, unceasing, endless, unending, perpetual, unremitting, unrelenting, relentless, unrelieved, sustained
    chronic, permanent, lingering, nagging, frequent, repeated, habitual
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    1. 2.1(of chemicals or radioactivity) remaining within the environment for a long time after introduction.
      ‘PCBs are persistent environmental contaminants’
      • ‘PCBs have been banned since 1977, but they are extremely persistent and still can be found throughout the marine food chain.’
      • ‘Bans on many of the persistent, bioaccumulative chemicals have resulted in clear decreases in levels of these chemicals in countries where we have time-trend data.’
      • ‘Was there a danger that persistent chemicals could be in the soil, or heavy metals, that sort of thing?’
      • ‘However, these chemicals are persistent in the environment, and low-level exposures continue to occur in the general population.’
      • ‘Many of these chemicals are persistent and fat soluble and they tend, therefore, to accumulate in animal tissue.’
      • ‘It is persistent in the environment and has the potential to accumulate in organisms such as shellfish and humans.’
      • ‘One of the most damaging and persistent chemicals found in the home is an old staple: formaldehyde.’
      • ‘The processes used affect the environment and generate persistent wastes, and the products themselves may have undesirable emissions and toxic effects.’
      • ‘Dioxins are a group of persistent and very toxic chemicals that are the by-products of PVC production.’
      • ‘The purpose of the convention is to protect human health and the environment from persistent organic pollutant chemicals.’
      • ‘Dioxin is persistent in the environment and in the human body, whereas the herbicides are not.’
      • ‘The book forecast a time when DDT and other persistent pesticides used at that time could produce a spring where there were no birds left to sing.’
      • ‘Such chemicals are known as persistent organic pollutants.’
      • ‘Is it persistent in the food chain, or is it simply toxic?’
      • ‘The seal assures the product was created without toxic and persistent chemicals, in accordance with strict organic standards.’
      • ‘The pesticide cocktail includes old and persistent pesticides like DDT and lindane.’
      • ‘Incineration has been used for decades as the magic-bullet solution to disposing of otherwise persistent waste materials.’
      • ‘Reducing the amount of fatty foods eaten prior to pregnancy is also a good bet, as that lessens exposure to persistent chemicals like PCBs and dioxin.’
      • ‘If some antibiotics prove persistent in the environment, they could gradually accumulate in soils.’
      • ‘But trying to avoid hazardous chemicals that are persistent and ubiquitous in the environment is not really an answer either.’
  • 3Botany Zoology
    (of a part of an animal or plant, such as a horn, leaf, etc.) remaining attached instead of falling off in the normal manner.

    • ‘Numerous golden sporangia with persistent peridia still intact formed on the bark surface and on mosses.’
    • ‘Both groups had woody stems that were heavily armored with persistent leaf bases, much like modern cycads.’
    • ‘Notice the short stout, unbranched stems, armored with persistent leaf bases.’
    • ‘Unfertilized flowers remain persistent on stems for several weeks.’
    • ‘Coley found that leaf toughness was the most important factor determining leaf palatability for herbivores on persistent and pioneer trees of the tropical rain forest in Panama.’

Pronunciation:

persistent

/pəˈsɪst(ə)nt/