Definition of pressurize in English:


(also pressurise)


  • 1Produce or maintain raised pressure artificially in (a gas or its container)

    ‘the mixture was pressurized to 1,900 atmospheres’
    ‘a pressurized can’
    • ‘The bottles are pressurized with CO2 so that when the beer is forced into the bottles under pressure it doesn't foam up too much.’
    • ‘Similarly, pressurizing a gas, or forcibly squeezing its molecules closer together, reduces its volume.’
    • ‘It has developed a nanoporous material into which they can load highly pressurised hydrogen.’
    • ‘We saw in the previous sections that packaged bacteriophage capsids are pressurized with pressures as high as 60 atm.’
    • ‘Ever so often, the roar of the crowd was drowned in the roar of the twin burners letting out flames, fed by a mixture of butane and propane, pressurised with nitrogen.’
    • ‘In a nutshell, CO2s are extracted by pressurizing carbon dioxide until it becomes a liquid.’
    • ‘And of course, pressurizing the gas requires the input of more energy.’
    • ‘The actuator valve assembly and suction tube is screwed onto the cylinder and the tank is pressurized with a standard tire inflation system.’
    • ‘I'm fairly certain that the Motorola product doesn't pressurize the methanol and thus with no pressure, there's nothing to explode at all.’
    • ‘Soft mechanical noises were the only warning as valves opened pressurized tanks of corrosive acid.’
    • ‘This consists of an airtight bag, which is pressurised by means of a manual pump.’
    • ‘In one exemplary embodiment, an apparatus includes a pressurization cylinder, and a piston which is slidable within the cylinder to pressurize a gas.’
    • ‘However, that spare fuel mostly remains inside pressurized tanks once the rocket stage is discarded into Earth orbit.’
    • ‘This fitting design actually pressurizes the fuel tank and forces gasoline out of the fill pipe and it flows into the bilge.’
    • ‘Methanol fuel cells can work off small, nonpressurized cartridges of the liquid while hydrogen-fuelled PEFCs require pressurized hydrogen gas.’
    • ‘It uses a highly efficient, super-clean way of burning coal called pressurized fluidized bed combustion.’
    • ‘These portable torches use pressurized tanks of propane and, if handled carelessly, can be hazardous.’
    • ‘The R-36M used a gas-dynamic method for the first and second stages whereby special ports are opened through which the propellant tanks are pressurized.’
    • ‘We use the largest expanding foam kit available: two five gallon pressurized containers.’
    • ‘The gas mixture is pressurized by a compressor to a pressure less than 750 psia, and preferably less than 420 psia, for safety reasons, and supplied to a heat exchanger.’
    1. 1.1Maintain a tolerable atmospheric pressure in (an aircraft cabin) at a high altitude.
      ‘a pressurized cabin’
      • ‘In aircraft, pressurized to an altitude of 2,134 m, these effects would likely be enhanced.’
      • ‘If the cabin is pressurized, do not descend at a rate exceeding the value calculated by the flight engineer, and either adjust automatic pilot for descent or turn it OFF.’
      • ‘The cabins are pressurised to 70% of the oxygen at sea level - thus, you get tipsy.’
      • ‘The cabin wasn't pressurized, so the pilots had to wear oxygen masks in the cockpit.’
      • ‘The skin expands and becomes smooth as the crew compartment is pressurised when the aircraft gains altitude.’
      • ‘Both the Fokker F27 and the Fokker 50 aircraft have pressurised cabins allowing them to fly above weather conditions and providing a smoother flight.’
      • ‘Because the Shuttle cabin is pressurized, the flute worked the same in space, with one exception: in the near-weightless environment, the flute practically held itself aloft.’
      • ‘The cabin wasn't pressurized and no one was hurt.’
      • ‘Stay off planes for at least 13 hours after diving: Even pressurized cabins in commercial aircraft can bring on decompression sickness, i.e., the dreaded bends.’
      • ‘All they have to do is pressurize the cabin and get your box to the right place.’
      • ‘If you had your choice of any pressurized, six-passenger single-engine aircraft available today, which one would you choose and why?’
      • ‘When the aircraft pressurizes, it seals itself so it can't be opened, or blown open, during flight.’
      • ‘Fortunately for him, the engine room was pressurized with an atmosphere or the bubble might have exploded out into the room.’
      • ‘The atmosphere in the cabin is pressurized to about the same as Denver altitude.’
      • ‘Fuselages on virtually all modern airline transports and executive aircraft are pressurized.’
      • ‘‘Although aircraft cabins are pressurized, being on an aircraft is not the same as being at home,’ says Dr. Claypool.’
      • ‘The aircraft is pressurised and air conditioned in the cockpit and cargo compartment.’
      • ‘The alleged error - which was apparently not spotted by the aircraft's pilots - meant that the cabin failed to pressurise automatically.’
      • ‘The fully air conditioned and pressurised cabin can be configured for passenger transport, for mixed passenger and cargo or for all-cargo operations.’
      • ‘For this reason, we have pressurized the cabin by means of two superchargers, either of which will maintain correct air density in the cabin.’
  • 2 Attempt to persuade or coerce (someone) into doing something.

    ‘don't let anyone pressurize you into snap decisions’
    [with object and infinitive] ‘people had been pressurized to vote’
    • ‘We need to pressurise the Government to raise finances not close wards.’
    • ‘Also, the media, especially television and the Internet, are full of gift ideas so that people are pressurised to start spending money long before the event.’
    • ‘The more we pressurize an ordinary child to perform like a highly talented one, the greater and faster will be his/her degeneration.’
    • ‘He reputedly felt music promoters were pressurising him to root his musical programme in the past rather than play oddities that challenge as well as entertain an audience.’
    • ‘This gives the family enough time to pressurize the girl and influence the nature of the statement she gives.’
    • ‘Fortunately, the woman's parents informed the hospital that their daughter's husband was an alcoholic and was pressurizing her to sell her kidney.’
    • ‘The waiters were pressurising me to make a decision, so I took the easiest option and swapped the fillet steak for plain old chicken.’
    • ‘Her manager is forever pressurising her into pushing banking products at customers and upbraiding her if she doesn't reach the expected quota.’
    • ‘With this pattern of play we find most of the players concentrated in a small area of the pitch, all of one team harassing and pressurising the man in possession.’
    • ‘Sadly though, our binge culture does pressurise young people into believing that inebriation is essential for enjoyment.’
    • ‘Full disclosure postings are an effective means to pressurise vendors into producing more secure software, he argues.’
    • ‘The ref was warning them for most of the game but ended up, with English players pressurising him, carding our guys!’
    • ‘Small businesses urged the public to pressurise the government to swiftly follow the example of neighbouring countries and introduce tax relaxations for small businesses.’
    • ‘It is vital that the clergy's attempts to pressurise politicians are rebuffed.’
    • ‘We find people are increasingly pressurised in their jobs and we can remove the administrative heartache for many of them.’
    • ‘We've never pressurised you into studying, and we are not at all unhappy with your marks, so why are you in such a state?’
    • ‘In fact, he argues, it is the standard education system which pressurises children.’
    • ‘They must stop pressurising the child to perform beyond his or her capabilities.’
    • ‘Patients, their families and relatives will also be asked to pressurise local politicians to force the Government to halt the cutbacks.’
    • ‘If a creditor is pressurising you for payment, it may be because the company is not aware of your financial circumstances.’
    coerce, pressure, press, push, persuade, influence, force, squeeze, bulldoze, hound, harass, nag, harry, badger, goad, prod, pester, browbeat, brainwash, bully, bludgeon, intimidate, dragoon, twist someone's arm, strong-arm
    use pressure on, put pressure on, lean on, prevail on
    railroad, put the screws on, put the squeeze on
    hustle, fast-talk
    View synonyms