Definition of inject in English:

inject

verb

[with object]
  • 1Introduce (a liquid, especially a drug or vaccine) into the body with a syringe.

    ‘the doctor injected a painkilling drug’
    • ‘The anaesthetist can then use the cannula to inject anaesthetic or painkilling drugs directly into the epidural space.’
    • ‘In each case, the drug user had been injecting heroin into subcutaneous tissue.’
    • ‘He became known for using a syringe to inject liquids and wax into blood vessels.’
    • ‘Methadone is particularly interesting because it's been in decline for many years since the Health Department restricted the sale of larger size syringes used to inject the drug.’
    • ‘With immunization, a vaccine is injected into the body.’
    • ‘Using a needle, your doctor injects the drug directly into a muscle, under your skin or into a cancerous area on your skin.’
    • ‘In both induction and consolidation, chemotherapy drugs are usually injected directly into a vein.’
    • ‘Today one can just use a needle and syringe to inject a drug into the bloodstream, but other means were needed in the days before hypodermics.’
    • ‘With time and practice, however, drawing insulin into a syringe and injecting it into your body can become routine and feel less daunting.’
    • ‘In the 20th century, physicians administered electroshock therapy or injected high doses of insulin to induce seizures.’
    • ‘At the end of the operation, different drugs are injected by the anaesthetist to reverse the paralysis and the patient then starts to breathe spontaneously.’
    • ‘In some cases, it may be necessary for 100 to 250 mcg to be injected slowly into a vein by your doctor instead of injecting the dose into a muscle or under the skin.’
    • ‘Once the vaccine is injected into a person, the immune system reacts by producing antibodies programmed to attack the dead virus.’
    • ‘The procedure is carried out by injecting the flu vaccine between the layers of the skin using a tiny needle, similar to the method used for a tuberculosis skin test.’
    • ‘For instance, most vaccines are injected into a muscle, so for a day or two after the injection, that muscle is sore.’
    • ‘During a skin test, a small amount of the drug is injected under your skin.’
    • ‘A needle is then introduced between these bones and the special liquid is injected.’
    • ‘When the physician begins injecting the medication, the patient becomes hysterical with pain.’
    • ‘Intravenous antibiotics are injected directly into the blood, and may also be recommended in rare cases of severe infection.’
    • ‘An estimated 1.6 million people inject illicit drugs such as heroin, cocaine, and amphetamines in the United States.’
    administer, introduce
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    1. 1.1Administer a drug or medicine by syringe to (a person or animal)
      ‘he was forcibly injected with a sedative’
      • ‘Yet, minutes later, she was injected with the very same drug!’
      • ‘You were injected with a drug: a poison really, that reacted badly to the one used on you in Echo Base, and it was counteracting the medicine you needed.’
      • ‘After an hour or so, he is injected with a drug that makes him violently sick for an hour or two.’
      • ‘She still doesn't know what she was injected with.’
      • ‘I was injected with a few needles' worth of anaesthesia and given nine stitches to my head.’
      • ‘At the very last minute, just before I'm injected with anesthesia, I back out of the surgery and leave the clinic.’
      • ‘Do you, by any chance, know what in the world we were injected with?’
      • ‘She was injected with it, and appears to be responding very well.’
      • ‘They wouldn't listen and I was injected with something against my will.’
      • ‘Here's how it works: You're injected with small amounts of an allergen over three to five years, until you become immune to it.’
      • ‘He was injected with Factor Eight a substance made from blood contributions using several donors, sometime before 1991, although it is not known exactly when.’
      • ‘I was immediately injected with an IV blood thinner and placed on a continuous IV infusion to prevent more clots from forming.’
      • ‘He was forcibly injected with a high-dose tranquiliser, which he said prevented him from being able to eat properly or control his head or mouth for weeks.’
      • ‘However, in a nuclear stress test, you're injected with a small amount of a radioactive substance.’
      • ‘They held her down while the nurse injected her with the medicine.’
      • ‘She just let the nurse inject her with the medicine so she slipped into a dreamless sleep.’
      • ‘Stephanie explained that if she wasn't injected with the correct serum, she could be destructive and could possibly even die.’
      • ‘She also testified that she feels that she is being abused when she is injected with medication by force.’
      • ‘Animals can be injected with antigens so they will produce the desired antibodies, but it is difficult to extract them from among the many types produced.’
      • ‘During the first two weeks of therapy, he injected himself with five subcutaneous doses of 6 mg each.’
      administer, introduce
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    2. 1.2no object Inject oneself with a narcotic drug, especially habitually.
      ‘people who want to stop injecting’
      • ‘The purple ultra violet lighting stops drug abusers injecting because they are unable to see their veins.’
      • ‘She's a former heroin addict who, six months after she stopped injecting, is getting her life back together.’
      • ‘She added that none of the three was able to raise the alarm suggests that they died quickly after injecting and that the drugs could kill within moments.’
      • ‘We have to be realistic - people don't just stop injecting after years on heroin because I tell them to.’
      • ‘The purpose of the lights is to prevent drug users from injecting into their veins.’
      • ‘In Inverclyde, nearly 80% of drug users inject, compared to just under 60% for Scotland as a whole.’
      • ‘Most were hard-core drug users who had been injecting for 12 years on average.’
      • ‘Would drug takers use a place to inject if one were provided?’
      • ‘Before that time he was using a wide range of drugs, smoking and injecting, as well as alcohol.’
      • ‘The tent had a rubber floor and accommodated three drug users injecting at any given time.’
      • ‘A study by the Irish Penal Reform Trust last year found that 20 per cent of drug addicts had injected for the first time when they were in prison.’
      • ‘The band were swathed in blue lights; probably a coincidence that it made it look like a toilet designed to foil junkies from injecting.’
      administer, introduce
      View synonyms
  • 2Introduce (something) under pressure into a passage, cavity, or solid material.

    ‘inject the foam and allow it to expand’
    • ‘The seawater stream into which the combustion gas is injected is under pressure via the head of water exerted by the seawater reservoir.’
    • ‘The graphite line includes an area at the edge of the panel through which air is injected at high pressure.’
    • ‘A polyurethane resin is injected into the cavity.’
    • ‘The feedstock is injected into a mold cavity using molding machines that are very similar to traditional plastic-injection molders.’
    • ‘Fiber is injected into the muffler cavity with a clean automated process that insures high accuracy and also low waste.’
    • ‘As it suggests on the box, the earpiece works when two millilitres of methanol are injected into its power-up cavity.’
    • ‘The proportioner requires no electricity and operates using water pressure to inject the proper amount of chemical.’
    • ‘The engine is equipped with the latest third generation common rail system from Delphi, which injects fuel at 1,600 bar pressure.’
    • ‘With the Piezo injectors, working at a pressure of up to 200 bar, the fuel is injected in the direct vicinity of the spark plug and is far more accurately controlled.’
    • ‘If the exterior walls are not insulated, there are companies that inject insulation into the wall cavities of older homes.’
    • ‘It injects a rubber mushroom-shaped plug into the holed section, which then expands.’
    • ‘All you do is remove the cartridge and use a syringe to inject ink into the cartridge… then you put the same cartridges back into your printer.’
    • ‘The carbon dioxide is extracted at the source and is injected into porous rocks deep underground to prevent it escaping into the atmosphere.’
    • ‘Contractors have been injecting the arches with grout in order to strengthen the road and it is thought that a faulty vent caused a build up of pressure leading to the road being ‘pushed up’.’
    insert, introduce, place, push, force, drive, shoot, feed
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    1. 2.1Physics Introduce or feed (a current, beam of particles, etc.) into a substance or device.
      • ‘In these cases it is possible to probe the interior of a vessel by injecting currents and then measuring the voltages at its walls with electrodes.’
      • ‘The NIST researchers injected current from a 40-nanometer-wide contact on top of a large magnetic layer.’
      • ‘From there, these negative ions will be energized to about one billion electron volts in a one-millisecond long pulsed beam and injected into an accumulator ring.’
      • ‘One way to determine the mechanism is to attempt to reset the islet by injecting a brief current pulse.’
  • 3Introduce (a new or different element) into something.

    ‘she tried to inject scorn into her tone’
    • ‘A divisive element had been injected into the movement during its last phase when the British rulers had found that it was not possible for them to hold any longer.’
    • ‘Something different has been injected into this fight.’
    • ‘In the 16th century an element of drama was injected into these court entertainments.’
    • ‘Albeit in a small way, probably for the first time since the creation of the Federal Reserve System, it has been injected into a presidential campaign.’
    • ‘However, given current global market conditions, we would like to reiterate that the Authority stands ready to inject additional market liquidity if the situation so warrants.’
    • ‘US military presence and even greater military aid have boosted Turkey's economy, but Bulgaria is unlikely to gain even a fraction of the small portion the US injects into its neighbour.’
    • ‘The council took over the course in Somnes Avenue in June 2001, injecting £167,000 of public money in a bid to turn its finances around.’
    • ‘Tourism is Scotland's biggest industry, injecting at least #2.5 billion a year into the economy and employing hundreds of thousands of people.’
    • ‘Blakeman's party has committed to injecting $8 million more into the arts, with incremental increases each year from here on in.’
    • ‘Companies injecting between 10 million and 40 million leva into a project will be considered third-class investors.’
    • ‘The prospect of the CPA injecting $18 billion into the still weak Iraqi economy all of a sudden could spark an inflationary spiral.’
    • ‘Over the next 4 years, $2 billion will be injected into education.’
    • ‘I sometimes wonder if some of the bitterness that is injected into politics is just a form of demagoguery, an effort to hold onto this group of voters.’
    • ‘The group believes that more public health skills should be injected into the process.’
    • ‘So what do the fans get from all this money that is injected into the game?’
    • ‘The back and forth banter is a lot of fun and a lot of physical humour has been injected into the game.’
    • ‘The labourers from the labour hire company, in our submission, are injected into the second company.’
    • ‘Still, patterns change, and a gun has been injected into the mix this time.’
    • ‘It has yet to be established where this new entity will be based or how much capital has been injected into the enterprise.’
    • ‘Under the regulations, proceeds from share sales in the previous three years can't be injected into units to be listed.’
    introduce, instil, bring in, infuse, imbue, inculcate, breathe
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    1. 3.1inject something withImbue something with (a new element)
      ‘he injected his voice with a confidence he didn't feel’
      introduce, instil, bring in, infuse, imbue, inculcate, breathe
      View synonyms
  • 4Place (a spacecraft or other object) into an orbit or trajectory.

    ‘many meteoroids are injected into hyperbolic orbits’
    • ‘The satellite is to be injected into a Geosynchronous Transfer Orbit about 17 minutes after the lift-off.’

Origin

Late 16th century (in the sense ‘throw or cast on something’): from Latin inject- ‘thrown in’, from the verb inicere, from in- ‘into’ + jacere ‘throw’.

Pronunciation

inject

/ɪnˈdʒɛkt/