Definition of abort in US English:

abort

verb

[with object]
  • 1Carry out or undergo the abortion of (a fetus).

    • ‘Scientists were harvesting these stem cells from embryos left over from IVF treatments or using aborted embryos.’
    • ‘Most trisomy fetuses are spontaneously aborted.’
    • ‘The Bill also allows the victims of rape or incest to abort the fetus till 18 weeks.’
    • ‘As they continue to fight, Mama reveals that Ruth is pregnant and thinking of aborting the fetus because of lack of money and lack of love from her husband.’
    • ‘A suit of this kind, considered a case of ‘wrongful birth,’ assumes that the obstetrician's negligence denied the parents the option of aborting a defective fetus.’
    • ‘We were not able to determine the genotype of these aborted embryos.’
    • ‘I am not planning to abort the fetus, if that is what you are asking.’
    • ‘Since it has become possible to determine the sex of a fetus in utero, tens of thousands of female fetuses are aborted every year.’
    • ‘Medics say the trial - in which embryos were aborted at up to nine weeks old by taking a pill at home - was supported by all the women who took part.’
    • ‘The doctor's liability for destroying a fertilized embryo that the woman has abandoned may be very different from his liability for aborting a fertilized embryo with her consent.’
    • ‘Did she believe she was killing a baby each time she aborted a fetus?’
    • ‘Just across the way, though, in equally large letters, the advertisement above a medical clinic touted ultrasound tests, which have long been used in China to detect the sex of babies, as a prelude to aborting female fetuses.’
    • ‘Hindu ethics also do not justify aborting a fetus because of actual or potential deformity or mental retardation, for each birth, normal or not, is revered as having a divine purpose to be understood, not manipulated.’
    • ‘Remember, too that women with disabilities also choose to have pre-natal screening and may also choose to abort a disabled fetus.’
    • ‘No, you capitalize on their imagination of the immoral - bring on images of unreproductive sexuality and aborted fetuses.’
    • ‘Does the couple abort the fetus and then try again?’
    • ‘When a couple have decided to have only one child and they abort a fetus with a severe disorder, the child they later do have can be seen as replacing the one who would have been born.’
    • ‘Would it be morally permissible for her to become pregnant with the aim of aborting the embryo immediately?’
    • ‘The disease can cause female bison, cattle, and elk to abort their fetuses.’
    • ‘This is not using aborted embryos, this is done by cell lines.’
    terminate, end
    View synonyms
    1. 1.1no object (of a pregnant woman or female animal) have a miscarriage, with loss of the fetus.
      • ‘The woman can abort anywhere, wherever she is at the time, it doesn't matter.’
      • ‘Some of these women could have aborted, miscarried, and given birth - or any combination of two - in the same year and ended up being counted a couple of times.’
      • ‘Many of these women aborted not to please themselves, but to preserve relationships: with their mothers, with their families in general, with their boyfriends.’
      • ‘If an ultrasound reveals that a fetus is female, the woman may abort.’
      • ‘My mother told him she would abort, but instead packed up her stuff and ran.’
      • ‘Aside from causing pregnant cows to abort, this would threaten the state's brucellosis-free status, and hence its vital livestock industry.’
      • ‘On the phone, he'd said there were any number of reasons a cow might abort - including practically no reason at all.’
      • ‘But most of all, what stood out was the fact that these women aborted to preserve relationships.’
      • ‘But the full extent of the problem will not be known until Spring when the Brucellosis will cause pregnant cattle to abort.’
      • ‘One mare aborted in 1998 and developed mastitis, and this mare has experienced premature lactation in the subsequent years.’
      • ‘He would have had another baby before my sister, but the girl aborted and didn't tell him.’
      • ‘Some animals, though, are never the same after - they may not thrive or gain weight well, and some pregnant animals will abort.’
      • ‘Also it causes pregnant Vixens to abort, which again is very painful.’
      • ‘Sheep are in these fields and, unfortunately, last week one aborted with the loss of two lambs.’
      • ‘What, for instance, would stop Third World women being financially persuaded to become pregnant and abort to provide the cells?’
      • ‘Double-mutant embryos aborted at various stages of development and no double-mutant seedlings were obtained.’
      • ‘Picture what would have happened to the 14-year-old if she had aborted, and they had had their way.’
      • ‘The study authors hypothesize an explanation: the reduced availability of krill during the summer feeding season is causing pregnant mothers to abort and calves to die.’
      • ‘When she first told me she was pregnant she didn't take my calls for ages then rang out of the blue and said she was aborting.’
      • ‘She wouldn't have been able to if she and her boyfriend hadn't decided to abort when she became pregnant at 19 because they were too embarrassed to buy condoms in the small town in which they lived.’
      miscarry, have a miscarriage
      View synonyms
    2. 1.2Biology no object (of an embryonic organ or organism) remain undeveloped; fail to mature.
      • ‘When the gynoecium did not abort, F1 flowers were protogynous with the stigma maturing prior to the anthers.’
      • ‘Pistils aborting prior to silique formation are indicated with arrows.’
      • ‘However, in the inbred line 66% of second-ear branches aborted, and no plants had more than two mature ears.’
      • ‘Usually, there are three flowering axillary buds plus a flowering terminal bud; sometimes the terminal bud has aborted and four axillary buds have developed fruits.’
      • ‘If endosperm cell division is halted at an early stage, kernels abort and fail to set seed.’
  • 2Bring to a premature end because of a problem or fault.

    ‘the pilot aborted his landing’
    • ‘Through heroic personal effort, he gets things under control, makes a safety stop and then aborts the dive.’
    • ‘The major alert was sparked off after a petrol-powered generator found on board forced the pilot to abort the journey and divert to Rome.’
    • ‘He immediately notified the pilot to shut down the engine and recommended the pilot abort the sortie.’
    • ‘Just a day earlier, an Australian transport plane took ground fire shortly after takeoff, fatally wounding an American passenger and forcing pilots to abort the flight.’
    • ‘If a small bird makes a dent in a plane in flight, the pilot may abort the flight and bring the aircraft back for inspection.’
    • ‘On May 22, a trial had to be aborted when the jury heard inadmissible evidence by mistake after a garda giving that evidence had failed to hear the judge's order.’
    • ‘Johanson eventually received fuel from a British pilot whose expedition was aborted by bad weather.’
    • ‘The result was that in many cases the Argentine pilots aborted their attacks or were otherwise unsuccessful in targeting the British ships.’
    • ‘The MyTravel pilot aborted take-off and performed an emergency stop of his Airbus A321 craft.’
    • ‘Ten years ago a serious proposal was made to bring back trolleybuses to Bradford but the idea was later aborted.’
    • ‘Hundreds of passengers were on board and only the quick reactions of one of the pilots, who aborted his take-off after reaching more than 115 mph, averted disaster.’
    • ‘Otherwise, the process will not be initiated or will be aborted prematurely.’
    • ‘At any time, however, if any doubt arises the pilot can abort the drop - caution is considered an asset.’
    • ‘After checking his instruments, the pilot immediately aborted the mission and landed safely.’
    • ‘In this way, if complications arise during or immediately after the first procedure and the second procedure must be aborted, the patient's most painful knee will have been replaced.’
    • ‘The pilot had to abort take off because the BA supersonic jet had a ‘glitch’ in the computerised fuel management system which caused one of the four engines to over-accelerate.’
    • ‘The pilot aborted the landing and flew the plane back to the North Sumatra provincial capital Medan where the flight had originated.’
    • ‘The president's aircraft was about to land at Jacksonville Naval Air Station when the control tower ordered the pilot to abort his landing.’
    • ‘The take-off was aborted but 55 people died from smoke and fume inhalation.’
    • ‘Some folks have reported dramatically lower speeds and others complained of frequent micro-outages causing downloads and other operations to be prematurely aborted.’
    halt, stop, end, call off, cut short, discontinue, terminate, arrest, suspend, check, nullify
    fail, come to a halt, end, terminate, miscarry, go wrong, not succeed, fall through, break down, be frustrated, collapse, founder, come to grief, fizzle out, flop
    View synonyms

noun

informal, technical
  • An act of aborting a flight, space mission, or other enterprise.

    ‘there was an abort because of bad weather’
    • ‘Most takeoff and landing accidents would never have happened if the pilot had made a timely abort.’
    • ‘How often do you have a high-speed abort anyway?’
    • ‘Because of the heavy ordnance load, he continued with the takeoff, instead of executing a highspeed abort.’
    • ‘The raid was cancelled when surrender discussions started, but the abort message did not reach the aircraft and 57 out of 100 dropped their bombs before an emergency flare signal was seen.’
    • ‘Various low-probability emergency aborts may use the lakebeds but they are not primary abort sites.’
    • ‘The contract includes a full-scale reusable system that will provide the capability to test technologies in a launch pad abort situation.’
    • ‘The cost of all of this new equipment came to a grand total of $260,000, qualifying our takeoff abort as a Class B mishap.’
    • ‘The situation was set up to provide conditions that might closely resemble an actual NASA emergency abort landing.’
    • ‘Statistically, one in 100 launches might result in a transoceanic abort landing.’
    • ‘A Hubble rescue mission would have to be prepared for a different orbit, different abort modes, and a different payload.’
    • ‘Prognostics capability will make it possible to replace about-to-fail parts before they fail, reducing system failures, in-flight aborts, and aircraft accidents.’
    • ‘Two aborts, even a slow-speed abort, on a hot day can make these valves release tire pressure.’
    • ‘We never received an affirmative response from the tower to confirm our abort.’
    • ‘Because of bad timing and aborts, squadrons couldn't find each other.’
    • ‘If an abort is attempted under such conditions, hydroplaning, which will cause severe control and braking losses, may occur at higher ground roll speeds.’
    • ‘A mission abort was a serious issue and considered unacceptable.’
    • ‘Maj Berge immediately called for an abort during this critical phase of flight.’
    • ‘Most of those who fall victim to these kinds of accidents have neither planned nor been mentally prepared to execute an abort.’
    • ‘We have specific steps to abort maneuvers and we practice aborts daily.’
    • ‘We passed 100 knots and entered the high-speed abort regime.’

Origin

Mid 16th century: from Latin aboriri ‘miscarry’, from ab- ‘away, from’ + oriri ‘be born’.

Pronunciation

abort

/əˈbɔrt//əˈbôrt/