Definition of unhealthy in US English:

unhealthy

adjective

  • 1Harmful to health.

    ‘an unhealthy diet’
    • ‘On the other hand, many sour and bitter foods were either unhealthy or poisonous for early humans.’
    • ‘They are forced to work under dangerous and unhealthy conditions, often for months without days off, according to a city report.’
    • ‘There is some evidence to suggest that obesity and an unhealthy diet may also increase the risk of cancers such colorectal cancer.’
    • ‘Home-grown food improves the diet and bypasses many unhealthy aspects of production and distribution.’
    • ‘But probably the most dangerously unhealthy practice in sport is the use of performance enhancing drugs.’
    • ‘This contributes to stress-induced health conditions and unhealthy living patterns.’
    • ‘In the winter, the place will still be drafty, cold, and dangerously unhealthy.’
    • ‘Fever should not be regarded as a dangerous or unhealthy process in the body.’
    • ‘How about all the lives lost through unhealthy and dangerous working conditions, for which no compensation was ever awarded to the victims?’
    • ‘And it could become more of a problem in Asia as unhealthy elements in Western diets are adopted.’
    • ‘This is unsightly, unhygienic and, given the present climate of contagious illness, positively unhealthy.’
    • ‘If fat is unhealthy, but diets don't work, what then are you suggesting?’
    • ‘Studies show that static seating is dangerous and unhealthy.’
    • ‘I actually have a really unhealthy diet that ought to make me gain weight, but it doesn't.’
    • ‘Men don't usually worry about diets or unhealthy lifestyles until they find themselves facing a health problem.’
    • ‘The lesson I learned that day: Obesity can be a dangerous and unhealthy condition.’
    • ‘Sweating off the pounds can be an unhealthy, even dangerous and potentially fatal way to lighten your load.’
    • ‘Prisoners of war interned in unhealthy areas, or where the climate is injurious for them, shall be removed as soon as possible to a more favourable climate.’
    • ‘The average UK diet contains unhealthy levels of saturated fats, with dairy products being the main source of the problem.’
    • ‘We could try to regulate every aspect of the lives of everyone, so that all unhealthy or risky practices were eliminated.’
    harmful, detrimental, destructive, injurious, damaging, deleterious, ruinous, malign, noxious, poisonous, insalubrious, baleful
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    1. 1.1 Not having or showing good health.
      ‘his face looked pale and unhealthy’
      • ‘How can we be healthy in a holistic way, if we are deprived this view of ourselves or if we only see ourselves portrayed as damaged and unhealthy?’
      • ‘Towns were becoming more unhealthy, poisoning themselves with their own human, animal, and industrial wastes.’
      ill-looking, ill, unwell, in poor health, ailing, sick, sickly, poorly, indisposed, unsound, unfit, weak, feeble, frail, delicate, debilitated, infirm, valetudinarian, washed out, run down, peaky, out of condition, out of shape, in poor condition, in poor shape
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    2. 1.2 (of a person's attitude or behavior) not sensible or well balanced; abnormal and harmful.
      ‘an unhealthy obsession with fast cars’
      • ‘In our study, heightened stress showed typical associations with unhealthy behaviour.’
      • ‘The law alone cannot change this unhealthy attitude.’
      • ‘That's the kind of thing that probably causes ulcers, and as such probably also foments very unhealthy attitudes.’
      • ‘Stereotypes should be challenged and unhealthy attitudes towards relationships with women revised.’
      • ‘While she didn't have a problem with alcohol, she admits she had an unhealthy attitude to eating for a while.’
      • ‘And besides, having such an unhealthy attitude does one no good at all.’
      • ‘However, don't take this attitude to an unhealthy extreme; everything you most want to believe is not automatically wrong.’
      • ‘I would call it an unhealthy obsession, except I have too many of my own.’
      • ‘Besides, this is an unhealthy outlook on consumer fashion.’
      • ‘I used to worry that this was unhealthy, obsessive behaviour and speculated frequently about its causes.’
      • ‘We know that, where people feel good about themselves and about their environment, they are less likely to indulge in unhealthy behaviour.’
      • ‘Only about a quarter of the effect is likely to have been due to unhealthy behaviour, such as smoking.’
      • ‘And here lies his evolutionary explanation of unhealthy behaviour.’
      • ‘By making us aware of the origins of our unhealthy behaviour, psychoanalysis helps us to adapt to external reality.’
      • ‘Others would argue, of course, that Dawn and her husband are contributing to our society's already unhealthy attitude toward women.’
      • ‘Information is provided that warns of the severity and likelihood of consequences of unhealthy behaviours.’
      • ‘Peer education is considered an effective way to change youth attitudes and unhealthy life patterns.’
      • ‘Is our current food obsession unhealthy, a sign of decadence even?’
      • ‘This concern is associated with an increased risk of women engaging in unhealthy eating behaviours.’
      • ‘Either way, I would not want to fall into the unhealthy mindset of the programme which encouraged viewers to judge the wives on their successes and failures.’
      unwholesome, undesirable, morbid, macabre, ghoulish, twisted, warped, depraved, abnormal, unnatural
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Pronunciation

unhealthy

/ˌənˈhɛlθi//ˌənˈhelTHē/