Definition of crude in English:



  • 1In a natural or raw state; not yet processed or refined.

    ‘crude oil’
    • ‘Indonesia mainly exports crude palm oil, natural gas, agricultural and mining products, and wood to South Korea.’
    • ‘The bulk of exports are crude oil, refined products, and natural gas liquids.’
    • ‘Their production of crude oil and natural gas began in 1969, greatly reducing Australia's dependence on imported oil.’
    • ‘The co-op has filed for a patent on a process it will use to process crude soybean oil into poly-oil.’
    • ‘For example, a petroleum firm explores for oil in many parts of the world, transports it to its refineries where crude oil is processed, and supplies various petroleum outputs to retail outlets.’
    • ‘The embargo caused an oil shock that ‘doubled the real price of crude oil at the refinery level, and caused massive shortages in the US’.’
    • ‘The sooner we develop them the less reliant we will be on imports of crude oil and refined petroleum products.’
    • ‘The refinery, which processes crude oil, has an annual capacity of around 10 million tonnes.’
    • ‘The first thing to understand about petroleum is this: crude oil is only valuable because it can be made into other things.’
    • ‘Oil refining refers to the processes involved in converting crude oil into useful petroleum products.’
    unrefined, unpurified, unprocessed, untreated
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    1. 1.1Statistics (of figures) not adjusted or corrected.
      ‘the crude mortality rate’
      • ‘Using multivariate logistic regression we adjusted the crude odds ratios for these variables, also controlling for any identified confounders and stratifying by effect modifiers.’
      • ‘There are significant decreases in crude and risk adjusted mortality in the four years after appointment.’
      • ‘European countries have high taxation, and because there are lots of them, this distorts the calculation of crude averages.’
      • ‘Second, we adjusted crude effects for parental age, education, BMI, height, and weight.’
    2. 1.2(of an estimate or guess) likely to be only approximately accurate.
      ‘a crude estimate of the number of people available for work’
      • ‘One fairly crude estimation of social mobility can be arrived at by comparing social class of origin with that of destination.’
      • ‘These comparisons are rather crude since the sample sizes and geographic distribution of lines differ in each study.’
      • ‘‘I made crude estimates of bite force years ago on large alligators and knew that the forces were large,’ he said.’
      • ‘Although a crude approximation, this also suggests that roughly 3000 caribou perished during this event.’
      • ‘However, any financial forecasts may be based on very crude assumptions about the likely volume of sales, the selling price, distribution costs, and the cost of producing the item.’
      • ‘Estimates of poverty remain crude for the years before the federal government instituted an official poverty line in the 1960s.’
      • ‘Note that the available experimental data only allow a crude estimation of the parameter.’
      • ‘They also classify species according to abundance (based on crude estimates of population density and suitable habitat).’
      • ‘That must be, at best, a very crude estimate that could be wildly off in either direction.’
      • ‘Such an estimate, however crude it may be, is decidedly impressive.’
      • ‘These estimations are relatively crude: a linear approximation for the dose - response curves was used, but this is not necessarily a true model and may not always be fulfilled.’
      • ‘It is probably time to accept that raw taxonomic counts provide only a first, crude estimate of biodiversity dynamics and occasionally may be downright misleading.’
      • ‘They allow students to assess their own progress, and parents to make a crude comparison between schools.’
      • ‘In addition, I calculated the distance between survey posts and bearing trees to obtain a crude estimate of bearing tree density.’
      • ‘Obviously these comparisons are extremely crude.’
      • ‘But I'm willing to consider crude estimates, if no more precise ones are conveniently available.’
      • ‘Also, the mathematical models currently used in phylogenetic analysis are crude approximations to reality.’
      imprecise, not accurate, not exact, approximate, rough, coarse-grained, general, vague, hazy, woolly
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  • 2Constructed in a rudimentary or makeshift way.

    ‘a relatively crude nuclear weapon’
    • ‘With these crude weapons, the basic principles of artillery were laid down.’
    • ‘True or false, other forms of such crude methods were and (I'm guessing) still are in use.’
    • ‘Ankamama, an old man crippled in the war, makes weapons with the available material in his crude workshop.’
    • ‘The equipment was bulky and crude by modern equipment standards, and it had only limited use.’
    • ‘The police chief said around 100 protesters had been detained earlier this week at the French border as they tried to smuggle in axes, baseball bats and other crude weapons.’
    • ‘All divisions are now finding ways of achieving these savings through genuine improvements rather than crude cuts.’
    • ‘At the very beginning, the observatory was only a bungalow, with simple and crude instruments.’
    • ‘The path was in many places a primitive stairway, or crude stepladder, at first through a jungle, and later up a very steep, grass-covered slope.’
    • ‘It is currently far too crude a weapon though and it needs to be more focused on persistent criminals.’
    • ‘They were small, little more than crude devices put in rubbish bins, and injured few people.’
    • ‘The construction was crude, but he was pretty sure it would be safe enough to use as an escape tunnel.’
    • ‘The training facility was large, but seemed fairly crude, and in disrepair.’
    • ‘The earliest tool kit, termed the Oldowan, is characterized by choppers, crude implements fashioned from cobbles by striking off flakes from either side of the stone to create a sharp edge.’
    • ‘They probably can put a crude nuclear weapon on one of their shorter - range missiles.’
    • ‘Did you find that the crude devices you cobbled together worked better than the machines later designed to make those sounds?’
    • ‘Thus, even today, it has only enough plutonium for one or two crude nuclear devices.’
    • ‘I took the crude construction paper offering and admired it like the child had created something worthy of the great masters.’
    • ‘No wonder that the resulting building was diagrammatic in planning, and often crude in construction.’
    • ‘It's also possible that you could - that you could structure radioactive material around a crude explosive device, have a crude dirty nuclear weapon.’
    primitive, simple, basic, rudimentary, rough, rough and ready, rough-hewn, make-do, makeshift, improvised, cobbled together, thrown together, homespun, unfinished, unpolished, unformed, undeveloped
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    1. 2.1(of an action) showing little finesse or subtlety and as a result unlikely to succeed.
      ‘the measure was condemned by economists as crude and ill-conceived’
      • ‘But the direction is often crude and lacks the subtlety and genuine insights of his later work.’
      • ‘A more crude approach is bin raiding, where thieves steal rubbish to search for sensitive documents such as bank statements or utility bills.’
      • ‘This very simple and crude estimation procedure proves to be very useful, although it increases the computation time yet again.’
      • ‘I know no case where this kind of crude forgery has succeeded.’
      • ‘Our method of recording votes and presenting the results may be crude, but it works, and it's accurate.’
      • ‘With most artists of his stature, this would more than likely involve a clumsy catharsis resulting in a crude ego trip.’
      • ‘There may in fact be differences, but my method is too crude to find them.’
      • ‘This financial analysis is basic, almost crude.’
      • ‘He argues that these surprises often result from our rather crude understanding of the nature and function of genes.’
      • ‘Economic growth and crude nationalism are insufficient supports for long-term continuance of a regime.’
      • ‘Earlier I rejected a crude relativism and suggested that we need to accept that there is a difference between what we take to be true and what is true.’
      • ‘In fact, the accounts are contradictory and smack of a rather crude attempt at a cover-up.’
      • ‘Not because the idea is so crude and unlikely, but because of the enormous prospect of being rejected by everyone.’
      • ‘Yet however imperfect, however crude, they afford the historian's best access to even a rough estimate of public opinion of the period.’
      • ‘This is inadequate and misleading because it depends on a crude kind of rationalism.’
      • ‘This has not prevented the companies from engaging in price discrimination altogether, but has forced them to engage in relatively crude versions.’
      • ‘She called the questionnaire a " very crude method " that was not reliable.’
      • ‘Various rather crude attempts are being made to whip up opposition to such options.’
      • ‘Emphasising on the need to initiate ‘action’ against immoral forces to set right things, the play attempts to delineate subtle and crude ironies of life.’
      • ‘While some employers resort to crude tactics, others are more subtle in their tactics aimed at discouraging union activity.’
      substandard, below standard, below par, bad, deficient, defective, faulty, imperfect, inferior, mediocre
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  • 3Offensively coarse or rude, especially in relation to sexual matters.

    ‘a crude joke’
    • ‘I have spoken to him perhaps six times and every time, he has said something crude or offensive.’
    • ‘I think it unlikely that any of these men would think it acceptable if other men were to make crude sexual comments about their sisters or daughters.’
    • ‘They're entertaining for the most part, with plenty of tales of real-life adventure, foul language, crude jokes, technical detail and daring.’
    • ‘It was tasteless, crude, rude and very, very popular.’
    • ‘She vaguely remembered him from a childhood television program, which made his crude jokes especially shocking.’
    • ‘Broad, rude, crude and offensive were just a few of the criticisms levelled at this scatological sitcom, but the show had the perfect response to such highbrow jibes: ratings.’
    • ‘I apologize for starting a column about an important health issue with such a crude joke.’
    • ‘It's offensive, it's crude, it's hilarious and it's one of the best films of the year.’
    • ‘Not that I'm not in favour of a crude joke or a dirty joke but only if it's a really clever funny one.’
    • ‘Most of what they said to me I blocked, but I do remember they made very crude sexual advances towards me.’
    • ‘With no women there to keep us civilized and on our best behavior, I suspect that bodily noises and crude jokes will also be involved.’
    • ‘It's crude, offensive and just in time for the holidays.’
    • ‘It's a joy to be in the hands of film-makers who intuitively know the difference between rude and crude, who know that horny and heartfelt can exist in tandem and that jokes about race and sexuality are not the same as racism and homophobia.’
    • ‘The joke was deliberately crude, but perhaps I just had trouble conveying that.’
    • ‘How do we know he didn't say something crude or rude or vaguely threatening to the woman before she swung at him?’
    • ‘Rude, crude and lewd, there's something here to offend everyone, from Royalists to dog owners.’
    • ‘Like most ‘metal’ bands, critics have found them shrill, crude, and offensive.’
    • ‘He used to be bitter, and bizarre, and remarkably offensive and crude.’
    vulgar, rude, risqué, suggestive, racy, earthy, off colour, colourful, indecent, bawdy, obscene, offensive, lewd, salacious, licentious, ribald, rabelaisian, boorish, coarse, uncouth, indelicate, crass, tasteless, sordid, smutty, dirty, filthy, pornographic, x-rated, scatological
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  • [mass noun] Natural mineral oil.

    ‘the ship was carrying 80,000 tonnes of crude’
    • ‘In London, the price of Brent North Sea crude for February delivery gained US $0.14 to finish at US $56.69 a barrel.’
    • ‘During the same period, China exported 4.3 million tonnes of crude for US $1 billion.’
    • ‘Today, Canada, Mexico, and Venezuela each supply the U.S. with roughly as much crude as Saudi Arabia, the world's top producer.’
    • ‘A large number of tankers full of West African crude were suddenly stuck without destinations.’
    • ‘The price of light sweet crude surged to US $38.18 a barrel on Wednesday, a 13-year high, before a modest drop on Thursday.’
    • ‘Even Singapore, Asia's premier refining center, has lost 0.2% of its GDP due to more expensive crude.’
    • ‘New York's light sweet crude for delivery in August dipped eight cents to $39.88 per barrel in pre-opening electronic deals.’
    • ‘Daily demand for crude will increase this year by almost 2 million barrels to 80.6 million, reports the International Energy Agency.’
    • ‘A couple weeks ago, give or take, when a barrel of West Texas intermediate crude got down to around $37, I said I thought that might be near a low.’
    • ‘After a period of rest and/or consolidation, the charts suggest that crude will make another stab at those March-April highs before all is said and done.’
    • ‘Washington believes West African crude, including Sao Tome's potentially big reserves, could help reduce its dependence on Middle Eastern supplies.’
    • ‘New York's benchmark contract, light sweet crude for delivery in July, rose 29 cents to US $38.75 a barrel.’
    • ‘To offset such a scenario, you might think OPEC would let prices drift lower, in order to spur economic growth that would soak up that excess crude.’
    • ‘In London on Monday, oil prices hit a six-month high, with a barrel of benchmark Brent North Sea crude for April delivery as high as $24.05 at one point.’
    • ‘From being located in the hinterland near consumption or oilseed production areas, they are now being positioned to take advantage of lower freight and easier handling of imported crude.’
    • ‘Brent North Sea crude for October rose 4c to finish at $US43.03.’
    • ‘Oil prices also settled back once the Opec cartel stressed that it would pump additional crude into the market and thereby safeguard western economies from the additional threat of higher inflation.’
    • ‘But oil crossed into new territory in Singapore trade this afternoon, with TAPIS crude hitting $67.44 US a barrel.’
    • ‘By offering an extra two million barrels a day, OPEC's aim is to reassure the market that crude is plentiful.’
    • ‘Officials from the Organisation of Petroleum Exporting Countries expressed concern of pumping too much crude in the second quarter.’


Late Middle English: from Latin crudus raw, rough.