Dictionary.com
Thesaurus.com
Synonyms

constrict

American  
[kuhn-strikt] / kənˈstrɪkt /

verb (used with object)

constricts, present (3rd person singular) constricted, past participle, past constricting present participle
  1. to draw or press in; cause to contract or shrink; compress.

    Synonyms:
    tighten, bind, squeeze, cramp
    Antonyms:
    expand
  2. to slow or stop the natural course or development of.

    Greed and aggressiveness constricted the nation's cultural life.


constrict British  
/ kənˈstrɪkt /

verb

  1. to make smaller or narrower, esp by contracting at one place

  2. to hold in or inhibit; limit

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Other Word Forms

Derived Forms

Inflected Forms

Participles

Conjugated Forms

Present

Past

Future

Etymology

Origin of constrict

1375–1425 for earlier past participle sense; 1725–35 for current senses; late Middle English < Latin constrīctus (past participle of constringere to draw together, tie up), equivalent to con- con- + strīc- (variant stem of stringere to tie; see strict) + -tus past participle suffix

Explanation

To constrict is to squeeze uncomfortably. If your new turtleneck sweater constricts your neck, the sweater is probably too small. When things constrict, they become narrow or make something else become narrow. A boa constrictor kills its prey when it constricts the animal's body until it can no longer breathe, and a necktie that's tied too tightly constricts your neck. In medicine, certain conditions or medications can constrict openings such as airways or blood vessels, sometimes dangerously. The Latin root is constringere, "to bind together or tie tightly."

Keep Reading on Vocabulary.com

Vocabulary lists containing constrict

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

The KWS has not commented on the allegation about the car park but said that the public had been consulted about the plan to constrict a new orphanage.

From BBC • Jun. 8, 2026

The issue facing Russia and Iran now is how the Middle East war will constrict supplies of the materials they need to produce drones and wage their respective wars.

From Barron's • Mar. 17, 2026

In contrast, exposure to bright light allows the pupil to constrict in response to brightness rather than focusing distance, helping maintain healthier retinal stimulation.

From Science Daily • Feb. 19, 2026

“If you bring the caps down, you’re going to constrict credit,” Bank of America Chief Executive Brian Moynihan said Wednesday.

From The Wall Street Journal • Jan. 16, 2026

It was so much like Grandmother’s pipe, Nhamo suddenly felt her throat constrict.

From "A Girl Named Disaster" by Nancy Farmer

Vocabulary.com logo
by dictionary.com

Look it up. Learn it forever.

Remember "constrict" for good with VocabTrainer. Expand your vocabulary effortlessly with personalized learning tools that adapt to your goals.

Take me to Vocabulary.com