Definition of sustain in English:

sustain

verb

[WITH OBJECT]
  • 1Strengthen or support physically or mentally.

    ‘this thought had sustained him throughout the years’
    ‘a sustaining breakfast of bacon and eggs’
    • ‘As the definition of workplace advocacy implies, these activities range from supporting and sustaining efforts to more innovative assertive measures.’
    • ‘Do you think that there is enough support to sustain the exploration?’
    • ‘There is very little leeway to support a more sustained advance in share prices, he said.’
    • ‘Russian support sustains Europe's last dictatorship in Belarus.’
    • ‘We have the meals and snacks that will sustain your mental and physical stamina from dawn to dusk.’
    • ‘They expect these very property owners to toe the line to strengthen and sustain their internal revenue streams.’
    • ‘Increased alertness, peak mental function and sustained physical power are all qualities that ancient fighters wielding bows and arrows coveted.’
    • ‘Most of all, Angela will always be grateful to the many well wishers, neighbours and friends who have supported and sustained her family throughout the years.’
    • ‘It receives no regular federal or state support and sustains itself with admission fees, museum shop sales, and private gits.’
    • ‘These strong linkages between school and community help strengthen and sustain the rural community on numerous levels.’
    • ‘But it must be open to question whether such a level of support can be sustained if there are serious military reverses and a consequent daily diet of harrowing television pictures.’
    • ‘And I do believe that that kind of activity, over time, cannot sustain the support of the public.’
    • ‘No army of this size had ever been sustained and supported logistically by road.’
    • ‘The strikers have remained defiant throughout the last year sustained by community support and collections.’
    • ‘It used to fit me, like a worn and slightly grubby glove, supporting and sustaining me through my younger years, and still does when I take a trip up for this reason or for that.’
    • ‘And theology, especially Barthian theology, has played a significant role in supporting that faith, strengthening and sustaining it.’
    • ‘Workers Online understands the teenager hurt in the mine accident was being sustained by a life support system.’
    • ‘And it's difficult in a democracy to sustain support for the war.’
    • ‘The nostalgia's great, I'm loving experiencing it, but my feelings for Queen of the South won't sustain me in the supporters' eyes.’
    • ‘We have been greatly encouraged and sustained by the support and prayer that we know has been going on here recently.’
    comfort, help, assist, encourage, succour, support, give strength to, be a source of strength to, be a tower of strength to, buoy up, carry, cheer up, hearten, see someone through
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    1. 1.1 Cause to continue or be prolonged for an extended period or without interruption.
      ‘he cannot sustain a normal conversation’
      • ‘But unilateralism cannot be sustained over an extended period on multiple fronts.’
      • ‘But however ambitious, these projects have failed to generate sustained economic growth.’
      • ‘Political stability will be an important factor in ensuring sustained economic growth and continued international integration.’
      • ‘The Growth Competitiveness Index measures a country's potential to achieve sustained economic growth.’
      • ‘There is a strong body of economic thought that says cutting taxes when a government is running such a healthy budget surplus is the best way to sustain economic growth.’
      • ‘Thereby whole generations live under the shadow of crippling debts that require extraordinary and sustained levels of economic growth to offset.’
      • ‘Bangladesh is one of the world's most densely populated countries and sustained economic growth is needed to help eradicate deep and widespread poverty.’
      • ‘The most rapid sustained period of economic growth ever seen in an OECD country combined with many other factors to mean that the political landscape simply had to be different.’
      • ‘We frame our analysis in terms that include both populations of constant size and populations that sustain periods of growth followed by population bottlenecks.’
      • ‘In all the analysts are optimistic that 2003 could be a year of continued and sustained economic growth.’
      • ‘His assessment, mirrored by British Army intelligence, was that while the military campaign could be sustained over an extended period it could not win.’
      • ‘Despite the negative effects of the debt crisis upon many countries within the South, others among them enjoyed significant and sustained economic growth over the 1980s.’
      • ‘Paul Tansey, an independent economist, warned that we have to become more productive if we are to sustain economic growth long term.’
      • ‘This requires a rethinking of power and reliability options - ones that can sustain operations for extended periods.’
      • ‘In Singapore, analysts said Japan's economic continuity is crucial to sustain economic recovery in the region.’
      • ‘What accounts for the few countries that are able to initiate and sustain periods of rapid growth in which they gain significantly on the leaders?’
      • ‘We have peace in the broader context and national security, but that is not enough to move the country forward to sustained democracy and economic growth.’
      • ‘The first is that China will continue to sustain high growth rates in gross national product.’
      • ‘Simply stated, debt is not the route to wealth or sustained economic growth unless it is wisely invested to achieve a rate of return to our economy over and above the cost of the funds borrowed.’
      • ‘But he said the UK economy had continued to grow and had enjoyed the longest period of continuous and sustained recession-free growth for 50 years.’
      continuous, ongoing, steady, continual, continuing, constant, running, prolonged, persistent, non-stop, perpetual, unfaltering, unremitting, unabating, unrelenting, relentless, unrelieved, unbroken, never-ending, unending, incessant, unceasing, ceaseless, round the clock
      continue, carry on, keep up, keep going, keep alive, keep in existence, keep, maintain, prolong, preserve, conserve, protract, perpetuate, bolster up, prop up, retain, extend
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    2. 1.2 (of a performer) represent (a part or character) convincingly.
      ‘he sustained the role with burly resilience’
      • ‘These days most authors of the comic novel fail because they cannot sustain their characters and situations.’
      • ‘Damon has shown his mettle in a number of films, proving that he has the ability to build and sustain a character, even though he has never had the great role.’
      • ‘The ensemble remains strong throughout the piece, and while the second Act may be overlong, the performers sustain their focus with dexterity and integrity.’
      • ‘Can writer/performer Ronnie Burkett really sustain his story of adoption, vampires and gay liberationist terrorism through a solo puppet performance?’
      • ‘The role of Ed is obviously pivotal to this play, and Adrian Rice sustained the character with a touching blend of humour, thoughtfulness and assurance.’
      • ‘To put on, or to be clothed with one, is to assume the person and character of that one; and they who do so are bound to act his part, and to sustain the character which they have assumed.’
      • ‘I co-wrote a play with Josh Dean a few years ago and he's an improviser as is Jocelyn; that tells me the person knows how to create and sustain a character.’
      • ‘Working with Marlene Kaminsky for In Absentia was, on the other hand, very difficult since it wasn't a role where you could sustain a character.’
      • ‘In the end, the reversal of fantasy and reality propels the narrative mystery of Mulholland Drive, and sustains the central character's obsessive - but gratifying - worldview.’
    3. 1.3 Bear (the weight of an object) without breaking or falling.
      ‘he sagged against her so that she could barely sustain his weight’
      figurative ‘his health will no longer enable him to sustain the heavy burdens of office’
      • ‘I kiss my shoes goodbye as we slide into the bridge rail not strong enough to sustain the weight of a white stretch limo bearing serial rented cardboard shoes.’
      • ‘We don't bother much about whether the infant's bones were too fragile to sustain the weight for so long, as long as it could procure us a celebrity status for the time being.’
      • ‘I noticed that I was massively fatigued and not able to sustain my weight and I was on the toilet about six or seven times a day.’
      • ‘To understand this issue we develop a simple scale argument to see how the moments needed to oscillate a wing or fin compare to those needed to sustain the weight of an animal or produce thrust.’
      • ‘The movies need stars and the stars need movies, but to sustain the financial weight of star casting, a film must be geared to the widest possible audience.’
      • ‘Rather, it was the ability of the floor to sustain the weight of the artifacts that dictated the design.’
      • ‘Admittedly the film's premise is barely enough to sustain its 100-minute running time, but this film is as much brains as it is heart.’
      • ‘Some of them barely looked capable of sustaining the weight; you could almost see their legs wobbling with the strain.’
      • ‘By changing their individual environments, patients may be more successful in sustaining their weight management behaviors.’
      • ‘He built a pair of wings of a size suitable to sustain his own weight, and made use of gravity as his motor.’
      • ‘Its arteries are choked with traffic, lungs corroded by pollutants, throat parched with thirst, and body labouring under a weight its heart cannot sustain.’
      • ‘Their little wobbly legs barely sustaining their weight.’
      • ‘Tests on cadavers prove that bones in the hand are not strong enough to sustain a body's weight.’
      • ‘It is film-making in bad faith, film-making with a guilty conscience, and no work can gracefully sustain such a weight.’
      • ‘The factor of 4 follows from the fact that two wings sustain the weight at their midpoint.’
      • ‘However, a long-term weight maintenance program is needed to sustain weight loss.’
      • ‘Umbrellas is so obviously a fantasy that the story can sustain the weight and still float effortlessly.’
      • ‘The traditional view of sauropods was that they were barely able to sustain their own weight and therefore lived in swamps.’
      • ‘With a population of just on 20 million, it's very, very difficult to sustain a critical mass, to ensure that we've got a safe and viable industry.’
      • ‘He tried testing it out on the sideline after a new tape job, but he couldn't sustain weight on it.’
      bear, support, carry, stand, keep up, prop up, shore up, bolster, underpin, buttress
      View synonyms
  • 2Undergo or suffer (something unpleasant, especially an injury)

    ‘he died after sustaining severe head injuries’
    • ‘Nineteen others were flung from the minibus and sustained severe injuries.’
    • ‘Wong suffered slight hand injuries while Cheung sustained head wounds.’
    • ‘In early July, a 29-month-old girl from Dufresne died after sustaining fatal injuries on her parent's farm.’
    • ‘He sustained severe injuries on his right leg and wounded his left knee and left hand. " My mobile had run out of charge, so I could not contact anybody.’
    • ‘She fought back and sustained severe injuries from which she bled profusely.’
    • ‘One fourth of elderly persons who sustain a hip fracture die within six months of the injury.’
    • ‘Cass required eight stitches for his head wound and sustained additional injuries on his arms and hands.’
    • ‘Their father, James, was working in Ireland and flew back to break the news to his wife who was seriously ill in hospital after sustaining severe injuries.’
    • ‘Crockett, who felt the effects of the crash for six months after it happened, suffered trauma to his head and sustained other injuries.’
    • ‘His right ear was almost ripped off, his right cheek was badly bitten and he sustained severe injuries to the back of the head and hands.’
    • ‘By that stage Mayo had suffered a loss in defence when Sharon Anderson sustained a knee injury shortly after the restart and had to be carried off the field.’
    • ‘The two players were trapped in the partly mangled bus and eventually died while a few others sustained minor injuries.’
    • ‘One sailor died and others sustained injuries.’
    • ‘But the Durrington athlete, who has only just returned to competition after suffering from persistent shoulder troubles, sustained a back injury while warming up.’
    • ‘He had been summoned back to the Opera House from the underground, after Ivan Putrov had sustained an injury during Scenes de Ballet.’
    • ‘The murderer is caught but has sustained a spinal injury and suffers from Locked-in Syndrome, a real medical condition that eliminates all motor co-ordination.’
    • ‘He sustained head injuries and a fractured skull.’
    • ‘She sustained serious injuries and died just two days later.’
    • ‘Up to November 2003, 27 people died in separate accidents, 221 sustained severe injuries.’
    • ‘Mayo suffered a big blow the first as their centre half-back sustained a severe injury resulting in her now being able to line out on Sunday August 31.’
    undergo, experience, go through, suffer, endure
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  • 3Uphold, affirm, or confirm the justice or validity of.

    ‘the allegations of discrimination were sustained’
    • ‘None of the cases sustained the use of libel laws to impose sanctions upon expression critical of the official conduct of public officials.’
    • ‘It was part if the prosecution process in that the carrying on of the prosecution was attempting to sustain the conviction obtained.’
    • ‘In my respectful view, the evidentiary predicate required to sustain the order that the applicants stand trial was present.’
    • ‘Now, with all due respect, as I understand it, it is the Court's role to ultimately sustain justice in all cases that are before the Court.’
    • ‘Much of the difficulty is caused by attempting to categorise as an unjust enrichment of the defendant, for which an action in restitution is available, what is really a loss unfairly sustained by the plaintiff.’
    • ‘Was that to sustain the subpoena and to show that it was not a pure fishing expedition and that you had a justifiable course of inquiry that you were pursuing?’
    • ‘I need not determine the issue here because I am sustaining the acquittal on other grounds.’
    • ‘We also have a detailed knowledge of international norms that sustain justice and peace.’
    • ‘The amended particulars of claim contained detailed allegations as to losses sustained by the claimants.’
    • ‘As the following paragraphs make clear, that claim was not sustained by the evidence at the trial.’
    • ‘He would then be counted on for help in defending the city from attacks, sustaining its institutions of justice, and contributing to its common good.’
    • ‘I spent the whole trip asking myself if there was anything in my religious or philosophical repertoire that could sustain the concept of justice.’
    • ‘In the absence of such evidence, a finding of discrimination could not be sustained.’
    • ‘In those circumstances Mr Black had failed to demonstrate or produce sufficient evidence that he actually sustained a loss under this head.’
    • ‘Had the High Court reasoning been sustained, the implications for the Health Service as a whole might have been considerable.’
    • ‘These sorts of basic things is what sustains the rule of law, but it's very, very difficult to do that in a society which is heavily armed and in which force is the only way in which disputes are resolved.’
    • ‘The plaintiff did not sustain any significant birth asphyxia, and accordingly the fault of allowing the second stage of labour to continue too long was not causative of the plaintiff's brain damage.’
    • ‘Mr Caws accepts that on the available evidence he cannot sustain a contention that the Labour group took a formal decision to approve the application at the meeting of the Planning Committee.’
    • ‘It does not require or permit the Court to assess damages on the basis of a fiction; to treat losses sustained by third parties as if they had been sustained by the Plaintiff.’
    • ‘Where a plaintiff is induced by misrepresentation to enter into an agreement which is, or proves to be, to his or her disadvantage, the plaintiff sustains a detriment in a general sense on entry into the agreement.’
    uphold, validate, ratify, vindicate, confirm, endorse, approve
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noun

Music
  • An effect or facility on a keyboard or electronic instrument whereby a note can be sustained after the key is released.

    • ‘She has a decent voice, but it was her sustain on the more difficult notes that really impressed.’
    • ‘Some guitarists prefer diode clipping, along with the gain required for ultimate sustain.’
    • ‘Compressing a rock ballad 3 to 4 dB on peaks, the result was intoxicatingly creamy and bold, with beautiful density and sustain.’

Origin

Middle English: from Old French soustenir, from Latin sustinere, from sub- from below + tenere hold.

Pronunciation:

sustain

/səˈstān/