Definition of constrict in US English:

constrict

verb

[with object]
  • 1Make narrower, especially by encircling pressure.

    ‘chemicals that constrict the blood vessels’
    • ‘Results indicate that while cocaine did constrict brain blood vessels in men, it failed to do so in women.’
    • ‘Other pollutants, such as nitrogen dioxide and sulfur dioxide, irritate the eyes, constrict air passages and lower the body's resistance to colds and other respiratory illnesses.’
    • ‘In both cases, nicotine is absorbed and may constrict blood vessels and raise blood pressure.’
    • ‘This will help constrict the blood vessel and stop the bleeding.’
    • ‘Peptides produced in the milk during culturing seem to inhibit chemicals that constrict vessels and increase blood pressure.’
    • ‘Chemicals inhaled from cigarettes constrict tiny blood vessels in the skin, thus reducing the oxygen and nutrient supply to delicate facial tissue.’
    • ‘The last image he remembered from that time long ago was two strong hands clutching his throat, squeezing the life out of him, constricting his air flow.’
    • ‘Clinicians should remember to ‘fill up the tank’ before attempting to constrict the vessel.’
    • ‘As a result, caffeine dilates your pupils, speeds your heart rate, constricts your blood vessels, raises your blood pressure, and tightens your muscles.’
    • ‘It speeds the heart rate, constricts blood vessels, and can raise blood pressure to dangerous levels.’
    • ‘This enlargement constricts the urethra so the flow of urine is reduced, making it increasingly difficult to empty the bladder.’
    • ‘Because high blood pressure constricts the blood vessels in the uterus that supply the baby with oxygen and nutrients, the baby's growth may be slowed.’
    • ‘Pilocarpine drops may be used to constrict the pupil and re-establish circulation of aqueous humor.’
    • ‘All forms of hypertension can constrict the blood vessels in the uterus that supply the fetus with oxygen and nutrients.’
    • ‘It can also constrict blood vessels and cause chest pain or irregular heart beats.’
    • ‘It increases the heart rate and blood pressure, constricts the small blood vessels under your skin, causes changes in blood composition and metabolism, and increases the production of hormones.’
    • ‘She'd climb on with a bit of a problem, her tight little shirt wouldn't allow her too much freedom and the narrow stilettos constricted her feet.’
    • ‘The band constricts the stomach, thus producing a small pouch with a narrow opening into the lower stomach.’
    • ‘Doctors treat shock by stabilizing blood pressure with medications that increase the heart rate, constrict large blood vessels, or increase the volume of blood the heart pumps.’
    • ‘In colder temperatures, the heart tolerates less exertion because the body reacts to cold by constricting small arteries.’
    narrow, become narrower, make narrower, tighten, compress, contract, become smaller, make smaller, shrink, draw in
    View synonyms
    1. 1.1no object Become narrower.
      ‘he felt his throat constrict’
      • ‘Without warning my throat constricted and my eyes filled with tears.’
      • ‘Matt's throat constricted painfully and he dashed, trainers squeaking on the shiny floor, to the high bed, only just stopping himself jumping onto it.’
      • ‘His throat constricted at her innocent teasing.’
      • ‘So Alex loved someone, I felt my heart constrict tightly as I registered what he said.’
      • ‘This junk causes your throat and nose to constrict, immediately reducing lung capacity.’
      • ‘It's like my throat is constricting or my lungs aren't working.’
      • ‘Hot tears sprung into her eyes and her throat began to constrict.’
      • ‘I felt my throat constrict, and not trusting myself to speak, I nodded.’
      • ‘If the sympathetic nervous system is damaged, however, the blood vessels do not constrict and blood pressure progressively decreases.’
      • ‘He had wanted to start some form of conversation, but before he could, his throat would constrict in nervousness.’
      • ‘His throat constricts, and he clears it quietly while standing up from his chair.’
      • ‘I felt my throat constricting and my hands became clammy.’
      • ‘He looked so desperate my throat began to constrict.’
      • ‘His heart constricted tightly in his chest as the wetness seeped into Michael's eyes.’
      • ‘Tears rose swiftly and her throat constricted.’
      • ‘He could almost feel his heart constrict in his chest as he remembered that moment.’
      • ‘Choking back a sob, he felt his throat constrict.’
      • ‘Her throat constricts, and she swallows painfully, trying to keep her voice steady.’
      • ‘A weight seemingly pressed on my chest and my throat constricted.’
      • ‘As stress can make blood vessels constrict and blood pressure rise, it may also reduce the heart's ability to relax and fill with blood, researchers says.’
    2. 1.2 (of a snake) coil around (prey) in order to asphyxiate it.
      • ‘The pythons have around 250 teeth and catch their prey by biting, grabbing, then wrapping themselves around the prey and constricting it.’
      • ‘But it takes about four minutes for a rat to die of asphyxiation, whereas a snake can constrict a rodent to death in just one.’
      • ‘Would you rather be bitten by a poisonous snake or constricted by a python?’
      • ‘I saluted my rescuer with a roar and followed him as he swooped down on a giant yellow cobra that was constricting my friend.’
      • ‘They will kill their prey by wrapping around them and constricting or by pressing them against the burrow walls.’
      • ‘The boa nailed the rat immediately and the rat gave out the loudest squeal I have ever heard as the snake constricted him.’
      • ‘I quickly retrieved my digital camera and took this series of photographs as the snake constricted and consumed the bird.’
      • ‘The snakes also twist while constricting, in order to break the backs of their unfortunate prey.’
      • ‘It became harder and harder to get a breath as the snake constricted around his ribs.’
      choke, choke to death, suffocate, smother, stifle
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    3. 1.3 Inhibit or restrict.
      ‘the fear and the reality of crime constrict many people's lives’
      • ‘And how does your perception of reality enlarge or constrict the life that calls you forward?’
      • ‘She does not want to be constricted by a narrow feminism nor does she accept the cultural burden handed to her as a woman.’
      • ‘Then pressure constricted his movement and confidence, and an untimely double fault crept into his game.’
      • ‘But this meant that the economic life of Europe was severely constricted.’
      • ‘It constricts his creativity and his autonomy.’
      • ‘Having a shirt on probably constricts his creativity.’
      • ‘He said shoes constricted his creativity.’
      • ‘Despite two illustrious parents, the company has been severely constricted for cash.’
      impede, restrict, inhibit, obstruct, limit, interfere with, hinder, hamper, check, curb
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Origin

Mid 18th century: from Latin constrict- ‘bound tightly together’, from the verb constringere (see constrain).

Pronunciation

constrict

/kənˈstrikt//kənˈstrɪkt/