释义 |
constrict /kənˈstrɪkt /verb [with object]1Make narrower, especially by encircling pressure: chemicals that constrict the blood vessels (as adjective constricted) constricted air passages...- 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.
- 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.
- 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.
Synonyms narrow, make/become narrower, tighten, compress, contract, make/become smaller, shrink, draw in; squeeze, choke, strangle, strangulate archaic straiten 1.1 [no object] Become narrower: he felt his throat constrict...- Without warning my throat constricted and my eyes filled with tears.
- This junk causes your throat and nose to constrict, immediately reducing lung capacity.
- Her throat constricts, and she swallows painfully, trying to keep her voice steady.
1.2(Of a snake) coil round (prey) in order to asphyxiate it: boas constrict and suffocate their prey...- 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?
- The pythons have around 250 teeth and catch their prey by biting, grabbing, then wrapping themselves around the prey and constricting it.
1.3Inhibit 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?
- Despite two illustrious parents, the company has been severely constricted for cash.
- But this meant that the economic life of Europe was severely constricted.
Synonyms impede, restrict, inhibit, obstruct, limit, interfere with, hinder, hamper, check, curb Derivativesconstrictive /kənˈstrɪktɪv / adjective ...- Nowadays, many couples are wary of marriage, seeing it as a constrictive arrangement.
- Gradually living becomes easier and every thought and action is in tune with ourselves - an affirmation that removes all constrictive, knotty obstacles.
- The immigration restrictions on the entering of the country for any adult, but certainly for a pregnant adult, can be constrictive.
OriginMid 18th century: from Latin constrict- 'bound tightly together', from the verb constringere (see constrain). Rhymesaddict, afflict, conflict, contradict, convict, delict, depict, evict, hand-picked, inflict, interdict, Pict, predict, reconvict, strict |