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Synonyms

blockage

American  
[blok-ij] / ˈblɒk ɪdʒ /

noun

  1. an act of blocking.

  2. the state of being blocked; an obstructed condition.

    the blockage of the streets by heavy snows.

  3. something that blocks; obstruction.


blockage British  
/ ˈblɒkɪdʒ /

noun

  1. the act of blocking or state of being blocked

  2. an object causing an obstruction

"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

Etymology

Origin of blockage

First recorded in 1870–75; block + -age

Explanation

Something that physically obstructs or blocks an opening or tube is a blockage. A blockage in your sink drain can make it overflow. There are two main kinds of blockages — the first affects your plumbing, impeding water from flowing through your pipes. The other type of blockage is a medical condition, affecting your circulatory system. The blockage in your uncle's arteries might mean he needs surgery. The noun blockage, from about 1827, comes from block, "solid piece," from the Old French bloc, "block of wood."

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Vocabulary lists containing blockage

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.

Some 20% of the world's oil and liquefied natural gas uses the crucial waterway whose blockage has send prices soaring.

From BBC • May 8, 2026

“In a way, therefore, the U.S. has become indispensable in filling the supply gap created by Iran’s blockage of the Strait.”

From Barron's • May 4, 2026

Pulmonary embolism and hereditary coagulopathy — an arterial blockage in the lungs and issues with blood clotting either too much or too little — contributed to his death, People said.

From Los Angeles Times • Apr. 30, 2026

The White House keeps claiming that victory is near on Iran, which keeps people aware that the blockage of the Strait of Hormuz could end without warning, Lynch said.

From MarketWatch • Apr. 30, 2026

The autopsy report she later received showed my father had had ninety-percent blockage of the arteries before he died of a heart attack at the age of seventy-four.

From "The Joy Luck Club" by Amy Tan

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