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impasse

American  
[im-pas, im-pas] / ˈɪm pæs, ɪmˈpæs /

noun

  1. a position or situation from which there is no escape; deadlock.

    Synonyms:
    dead end, standoff, standstill, stalemate
  2. a road or way that has no outlet; cul-de-sac.


impasse British  
/ ˈæmpɑːs, ɪmˈpɑːs, æmˈpɑːs, ˈɪmpɑːs /

noun

  1. a situation in which progress is blocked; an insurmountable difficulty; stalemate; deadlock

"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 impasse

1850–55; < French, equivalent to im- im- 2 + -passe, stem of passer to pass

Explanation

When two huge semi trailers met face-to-face on a one-lane mountain road, the drivers jumped out of their cabs and exclaimed, "We're at an impasse! We can't move forward — we can only reverse and go back in the direction from which we came." If you investigate impasse a little more closely, you'll discover passer, the French word for to pass. The im- prefix is a negative, meaning that there's no way any passing is going to occur. It's impossible. An impasse is any situation in which the parties involved can't, or won't, move forward or make any sort of progress. Either they are literally stuck, like two big trucks trying to pass each other on a narrow road, or they are figuratively stuck, as in two politicians who are unable to reach an agreement on a new policy.

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Vocabulary lists containing impasse

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 impasse has left ordinary Iranians in limbo.

From Barron's • May 23, 2026

The team and the quarterback have been conducting contract talks on a year-to-year basis since 2024, after Stafford delayed his arrival to training camp because of a contract impasse.

From Los Angeles Times • May 22, 2026

A lack of compromise from the US would lead to an "impasse in the negotiations", the semi-official Mehr news agency reported.

From BBC • May 18, 2026

U.S. stock-index futures fell and crude prices rose on Sunday, after the market’s rally stalled last week as oil prices rose sharply amid the impasse in the war with Iran.

From The Wall Street Journal • May 17, 2026

The neglect of the dishes, I discovered, was due to a curious impasse: Sally, the maid, now serving also as cook, refused to clean dishes, despising the lowly office of scullion.

From "The Astonishing Life of Octavian Nothing, Traitor to the Nation, Volume II: The Kingdom on the Waves" by M.T. Anderson

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