Definition of ill in US English:

ill

adjective

  • 1Not in full health; sick.

    ‘her daughter is seriously ill’
    with submodifier ‘a terminally ill patient’
    ‘even the seriously ill cannot get tests done immediately’
    • ‘There is no requirement that the suffering be physical or that the patient be terminally ill.’
    • ‘Perhaps you are living with someone who is ill with a life-threatening disease.’
    • ‘Everything's just fine now, he reassured them, except that the design isn't finished and the architect is mysteriously taken ill.’
    • ‘The major reason for the redesign of services is to ensure the best possible care for critically ill patients as well as those with less serious illness and injuries.’
    • ‘Around one in ten people who are infected with amoebiasis become ill from the disease.’
    • ‘As soon as John had taken ill, she had written to him.’
    • ‘She had taken ill long ago, only a few years after they had married.’
    • ‘She was very ill and bore her suffering with great dignity.’
    • ‘Two other patients are critically ill after contracting the disease through infected organs from the donor.’
    • ‘Leaders of our medical organisations should not allow informed consent to interfere with clinical management of infectious disease or seriously ill patients.’
    • ‘Some years ago I was called to attend a man I did not know who had taken ill very suddenly.’
    • ‘Infectious complications in critically ill patients can cause increased morbidity and mortality.’
    • ‘A woman terminally ill with motor neurone disease will next week begin a High Court battle to win the right to die, it was announced yesterday.’
    • ‘Terminally ill patients slowly become worse as the disease takes over their body until it kills them.’
    • ‘One came to the aid of an elderly man taken ill at a bus stop.’
    • ‘On the occasion his mother had taken ill and he was trying to get assistance for her.’
    • ‘Haemophiliacs are ill and are suffering and time is not on our side.’
    • ‘He said it was reasonable to believe the water had not been contaminated before the period in question because no-one prior to that period had taken ill.’
    • ‘Siti said that volunteers should also understand that terminally ill patients usually suffer from psychological strain due to their illness.’
    • ‘Along with morphine, it was prescribed to chronically ill patients suffering everything from asthma to diarrhoea.’
    unwell, sick, not well, not very well, ailing, poorly, sickly, peaky, afflicted, indisposed, infirm, liverish
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  • 2attributive Poor in quality.

    ‘ill judgment dogs the unsuccessful’
    • ‘Is their any provision to ban an umpire for his attitude problems and making of ill decisions?’
    • ‘It was because of her ill judgment.’
    bad, poor, unsatisfactory, incompetent, unacceptable, inadequate, deficient, defective, faulty, unskilful, inexpert, amateurish
    View synonyms
    1. 2.1 Harmful.
      ‘she had a cup of the same wine and suffered no ill effects’
      • ‘To the normal ill effects of heavy summer rainfall is added direct physical damage to the vines and fruit.’
      • ‘However, the average life of an Indian was 62 as the ill effects of cancer were visible only at a later stage in life.’
      • ‘Getting out to an exercise class is a good way of releasing stress and reducing the ill effects of it.’
      • ‘The wife admitted that she and her husband had frequently had potted meat from the shop without ill effects.’
      • ‘And that's part of trying to educate people about drugs and warn them about the ill effects of drugs.’
      • ‘But as time went on you couldn't help noticing the ill effects.’
      • ‘The ill effects included foetal hypoxia and death, neo-natal jaundice and several such complications.’
      • ‘The new government will be pressed to reconcile religious conflicts and work out a policy that is considerate of the poor and mitigates the ill effects of economic growth.’
      • ‘By far the most serious ill effect of the sun is skin cancer.’
      • ‘Compared to the convenience of the tool, the ill effect of spam is very serious.’
      • ‘But Mr Briggs said safeguards would be put in place to control the ill effects of gambling.’
      • ‘For most otherwise healthy people the virus, while debilitating in the short term, leaves no lasting ill effects.’
      • ‘Some of the exhibits clearly illustrated the ill effects of pollution on public health.’
      • ‘But care need to be taken to reduce the ill effects of computers as far as possible.’
      • ‘Teenagers would be made aware of the ill effects of smoking, alcoholism and drug abuse.’
      • ‘What is highly disputed, however, is the dose of radiation that will result in ill effects.’
      • ‘I have always known the ill effects of smoking but did not know how harmful it could be.’
      • ‘The ill effects of that ad campaign still lingers on and won't be eradicated in the short term.’
      • ‘And the cats both survived the stay in the cattery without too many ill effects.’
      • ‘Therefore, if we are foolhardy enough to tax the desirable voluntary activities of individuals and firms, we should expect the ill effects to be numerous and serious.’
      harmful, damaging, detrimental, deleterious, adverse, injurious, hurtful, destructive, pernicious, inimical, dangerous, ruinous, calamitous, disastrous, malign, malignant
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    2. 2.2 Hostile.
      ‘it did give rise to a lot of ill feelings’
    3. 2.3 (especially of fortune) not favorable.
      ‘no one less deserved such ill fortune than McStay’
      • ‘As explained elsewhere, the trip to Brisbane, or more precisely the trip back, was a journey of ill omen for young Les as it threw him into the close company of Tim O'Sullivan.’
      • ‘Typical of their ill luck was a penalty, awarded for a foot block on Knight, but which was blasted narrowly wide by Ward, who was having such an outstanding game.’
      • ‘During that journey, we once again encounter an ill omen in nature: in this instance, a turtle trapped on its back beneath a big rock.’
      • ‘We have posted every published story regarding the riot because we thought that in many respects it was an omen of ill tidings for Minneapolis.’
      • ‘While Cleary was one of the great scrum-halves of his generation, ill fortune declared he never got to pull on the green jersey in a full international.’
      • ‘The symbol is formed from the shape of a cross, with the arms bent to the right symbolising health and life, or to the left, which came to symbolise ill fortune.’
      • ‘We end today a period of ill fortune, and India discovers herself again.’
      • ‘Cursing their ill luck, the ad men are spending extra money to remove these posters to make the hoardings visible.’
      • ‘Naturally, Gurley was disappointed but rather than brood over his ill luck he decided to refocus on qualifying himself academically.’
      • ‘Since the earliest times, man has gazed skyward, hoping to discern signs of good or ill fortune in the patterns of the stars.’
      • ‘For his ill fortune alone, defeat was unthinkable.’
      • ‘They usually employed various psychological techniques to cope with and often even thrive upon any ill fortune that came their way.’
      • ‘To cap Flanagan's misfortune, he punctured with 15 miles to go and there was an immediate charge from the front of his bunch, capitalising on his ill luck.’
      • ‘This clearly implies, my correspondent asserts, that there is only one wheelchair available for use for every five passengers who have had the ill luck to be stood on.’
      • ‘Maguire missed four of the last Cheltenham Festivals due to ill fortune.’
      • ‘More than 50 years of constant US intervention have led to a plethora of ill fortune in the region.’
      • ‘Is this an ill omen, I wonder, or some kind of inner-city voodoo ritual?’
      • ‘Drug rehab, ill fortune or the vagaries of life may have some part to play in this, but spurts of activity have at least resulted in a handful of albums that bask in the glow that only rarity can bestow.’
      • ‘We had planned a trip to Bangalore but as ill luck would have it, one of my internal exams has now been scheduled right in the middle of the little break I was banking on.’
      • ‘Sheba had a double dose of ill fortune in her short life.’
      unlucky, adverse, unfavourable, unfortunate, unpropitious, inauspicious, unpromising, infelicitous, bad, gloomy
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adverb

  • 1usually in combination Badly, wrongly, or imperfectly.

    ‘it ill becomes one so beautiful to be gloomy’
    ‘some of his premises seem ill-chosen’
    • ‘I suspect that it was imported to Korea within the last 600 years as Korea's climate is ill suited for the Mugunghwa, which thrives in the tropics.’
    • ‘It seemed as if people were competing with each other for an imaginary prize for being the most rowdy and ill mannered human being in that room.’
    • ‘I must be that inexplicably angry, obtuse, ill mannered, audacious, pompous blow-hard that writes insulting letters to The Peak!’
    • ‘There will be those who will claim that that this first failure shows that they are ill suited to running club nights.’
    • ‘Would you risk the future success of your business on a bottle of homemade possibly ill tasting wine or would you have bottles of quality wine on hand to serve to your guests?’
    • ‘If he finds himself similarly ill informed on other issues, he is welcome to write to me and I will try to keep him up to date if he and the local Conservatives can't manage this themselves.’
    • ‘It found itself subjected to harsh rain it was ill equipped for, dissolving the sandstone facades of it's buildings slowly, even as the people chose not to lift their eyes and notice it.’
    • ‘The Russians' military is very weak, very poor, very ill trained.’
    • ‘The big worry is that the cash-strapped Irish health service is ill equipped to deal with an epidemic of any form, least of all a potentially fatal virus like SARS.’
    • ‘So, if this ill informed, ill educated, condemned criminal gets the happy ending of life eternal with God, may we not also have similar expectations?’
    • ‘Kiribati was ill prepared for democracy by the British colonial regime, which mainly used people from Tuvalu as administrators.’
    • ‘Moreover, it is ill prepared to deal with any possible use of weapons.’
    • ‘His disastrous management of the 1993 federal election showed that he was hopelessly out of his depth and totally ill equipped for the task.’
    • ‘This question is rather abstract, but it serves to demonstrate how ill defined ‘harmful to minors’ may be.’
    • ‘The Bosnian government was ill prepared to defend the country with no army and only a poorly equipped territorial defense force.’
    poorly, badly, imperfectly
    badly, adversely, unsuccessfully, unfavourably
    inadequately, unsatisfactorily, insufficiently, imperfectly, deficiently, defectively, poorly, badly, negligently
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    1. 1.1 Unfavorably or unpropitiously.
      ‘something which boded ill for unwary golfers’
      • ‘I just watched ten minutes of speculation on whether a long deliberation bodes well or ill for the defense.’
      unfavourably, adversely, badly, unhappily, inauspiciously
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  • 2Only with difficulty; hardly.

    ‘she could ill afford the cost of new curtains’
    • ‘Culpeper's deepest desire was to make herbal medicine available to everyone, especially the poor who could ill afford to visit a physician.’
    • ‘This loss of time could be ill afforded at a time when the technical preparations for Mike were at a critical stage.’
    • ‘He stressed that some of the goods produced locally lacked quality and were produced at a comparatively higher cost making such goods ill equipped to compete on the regional market.’
    • ‘Gee's Bend was a very poor community that could ill afford luxuries like store-bought blankets and bed coverings.’
    • ‘Poor families can ill afford more than a few rupees.’
    barely, scarcely, hardly, just, only just, just possibly, narrowly
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noun

usually ills
  • 1A problem or misfortune.

    ‘a lengthy work on the ills of society’
    • ‘The 1960s and 70s counterculture gets blamed for every current social ill by conservatives.’
    • ‘Injunctions against discrimination require that efficacious treatment for a human ill must be made equally accessible to everyone.’
    • ‘So Bren naturally blames Ian for any ill that may happen.’
    • ‘Once we have that hope, it can be used to work against the ills in society, the negativity.’
    • ‘Mr Osborne repeats the myth that society's ills can be blamed on refugees.’
    • ‘A humming economy, after all, fixes most if not all other ills in a society.’
    • ‘After all, who in their right minds would imagine that theatre is responsible for the ills of society?’
    • ‘As tempting as it is to demonise computer games for society's ills, the evidence does not suggest such a simple link.’
    • ‘The voters have to be sick of partisan wrangling and worried about unsolved national ills.’
    • ‘Instead of seeing violence as a social ill, it excites and entertains us.’
    • ‘You don't hear people talking about any other part that the markets will take care of it, that free trade is the panacea for every ill.’
    • ‘One of the ills of our society in the recent past was the polarisation of black and white.’
    • ‘Of all the social ills and problems plaguing Bihar, sati was never on the list.’
    • ‘While this Amendment was not intended to redress every social ill, its legitimate purposes certainly extend to the protection of unborn persons.’
    • ‘Despite good intentions, psychiatrists can become complicit in shaping social ills.’
    • ‘Both of them believe that society's ills can be fixed by putting the right man at the top to make laws and crack down on the wrong people.’
    • ‘A certain social ill might suddenly get a burst of national publicity because editors at The New York Times decided to make it a page-one news feature.’
    • ‘It has become an accepted part of our daily lives, like so many of the ills that plague our society.’
    • ‘And when Sha-King talks, he sounds as if he's reciting every imaginable ill in urban America.’
    • ‘Like so many ills of today's society, the cult of bigness has American origin.’
    problems, troubles, difficulties, misfortunes, strains, trials, tribulations, trials and tribulations, worries, anxieties, concerns
    illnesses, ill health, poor health
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    1. 1.1 Evil or harm.
      ‘how could I wish him ill?’
      • ‘Yes, you have to - there's a kind of linguistic hygiene, like ethnic cleansing in a way, which works for ill and also for good.’
      • ‘Emilia's eagerness to divulge her husband's guilt thus illustrates her revenge, her returning ill upon the man who has abused her.’
      • ‘I wish her no ill at this stage in the competition.’
      • ‘Tris, you made a few good points about Gourmet Station Blog, which I, for good or ill named as this week's winner of ‘The Beyond Lame Award’.’
      • ‘Those wishing further ill may hope that a Sox loss will preserve the Fragile Equilibrium of Unhappiness that Boston fans know all too well.’
      • ‘We didn't wish the fox ill, but his determination to steal our hens didn't make him a friend of the family either.’
      • ‘Even though she married the wrong guy I wish her no ill at all.’
      • ‘How do you tell such a person that you mean him no ill?’
      • ‘In short, I wish Mr Akam no ill, but hope this acts as a piece of constructive criticism.’
      • ‘I don't want to speak for anyone else, but people here generally are Democrats and wish political ill on the Republicans.’
      • ‘I don't wish the bloke any ill but me and a few others wouldn't be among those in the gallery clapping our hands.’
      • ‘So, I wish them no ill, but I think they should be stripped of their titles and that their immense wealth could be put to better use for the good of everyone.’
      • ‘It is important to remember, however, that not all hatred is wishing another ill for its own sake.’
      • ‘It is not in Justin Wilson's nature to wish ill of a rival - he is far too nice for that.’
      • ‘I wish Karen no ill, of course, and intend no mockery.’
      • ‘I want to state that I do not wish ill upon any person, and this is in fact another part of the problem.’
      • ‘It can control the country's borders, and it can keep out or throw out those who wish our nation ill.’
      • ‘For ill or for good, the applications are endless!’
      • ‘I wished the senator no ill but if he didn't want people to hold this against him, he should at some point have declared that it was wrong.’
      • ‘If that's for good or ill can't be judged, because the only vestiges we get of that more satirical version are a few extended scenes among the extras.’
      harm, hurt, injury, damage, mischief, pain, trouble, unpleasantness, misfortune, grievance, suffering, distress, anguish, trauma, grief
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Usage

On the punctuation of ill in compound adjectives, see well, as the same rules apply

Phrases

  • ill at ease

    • Uncomfortable or embarrassed.

      • ‘She had become very uncomfortable and ill at ease when visiting her parents and suffered chronic tension.’
      • ‘She sits isolated, straining at the boundaries of the picture, thoroughly ill at ease with her space.’
      • ‘I just shifted in my seat, feeling very nervous, and ill at ease.’
      • ‘The world depicted is a fascinating one, and we gaze upon it with rapt attention, even as the disquieting mood of the film keeps us ill at ease.’
      • ‘Russians, for historical reasons, can be acutely ill at ease with the idea of expounding uncomfortable truths in a formal setting.’
      • ‘Why did he seem so ill at ease, so uncomfortable with the role he had to play?’
      • ‘It made him uncomfortable and ill at ease, and he felt she was trying to keep him there in the pilothouse.’
      • ‘Worse than that, everybody felt ill at ease and unsure how to behave in front of the former enemy.’
      • ‘Any white person expressing such ideas is obviously a buttoned up racist, ill at ease with the realities of multicultural Britain and its vibrant black youth culture.’
      • ‘She feels awkward, ill at ease, and even intruded upon.’
      awkward, uneasy, uncomfortable, self-conscious, out of place, unnatural, inhibited, gauche, strained
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  • speak (or think) ill of

    • Say (or think) something critical about.

      • ‘People from the pro-work culture would think ill of themselves for being ‘lazy’ so why should they not think ill of others who are ‘lazy’?’
      • ‘He was a handsome man, too handsome to be thought ill of by anyone, his aloof attitude did only add attractions to his charm.’
      • ‘Brown is unusual in contemporary poetry for her willingness to be thought ill of.’
      • ‘Unless one thinks ill of the woman he married, one can hardly regard this as ‘earned.’’
      • ‘Nobody thinks ill of the many long-distance runners who simply did not have the bottle to finish in Athens.’
      • ‘With all the scandals and bad publicity, it's no wonder that right thinking Americans tend to think ill of the beauty contest scene; but I realized in just one afternoon that pageants should be experienced before they are criticized.’
      • ‘He ‘feels bad’ about the torture, and he ‘feels bad’ that people think ill of America, and somehow that all evens things out.’
      • ‘Every one who was looking my way had to be thinking ill of me.’
      • ‘Theirs is only a slightly more sophisticated reading than many other millennialists, who might know Le Monde from the Golden Calf but would think ill of both for speaking French.’
      • ‘Inherited distrust or whatnot of Christianity does not mean that Jews dislike Christians, or think ill of them, or even want them to stop practicing Christianity.’
      denigrate, disparage, cast aspersions on, criticize, be critical of, speak badly of, speak of with disfavour, be unkind about, be malicious about, be spiteful towards, blacken the name of, blacken the character of, besmirch, run down, insult, abuse, attack, slight, revile, malign, vilify
      View synonyms

Origin

Middle English (in the senses ‘wicked’, ‘malevolent’, ‘harmful’, and ‘difficult’): from Old Norse illr ‘evil, difficult’, of unknown origin.

Pronunciation

ill

/ɪl//il/