How to Use impregnable in a Sentence

impregnable

adjective
  • Outside Yellowknife, the fires had jumped first one impregnable firebreak, then another and then another.
    David Wallace-Wells, New York Times, 24 Oct. 2023
  • From the Army’s point of view, the moon was a fortress made impregnable by distance—a huge advantage.
    Kyle Mizokami, Popular Mechanics, 26 Dec. 2022
  • But it was no longer seen as impregnable and, decades later, would be sacked again.
    Cullen Murphy, The Atlantic, 9 June 2020
  • The walls seem impregnable, and strong enough to last another 1,000 years.
    Andrew Silow-Carroll, sun-sentinel.com, 30 Mar. 2021
  • The Titanic was the largest ocean liner in service at the time, thought to be nearly impregnable.
    Jack Guy, CNN, 31 May 2023
  • The Titanic, thought to be nearly impregnable when it was built, was the largest ocean liner in service at the time.
    Paradise Afshar, CNN, 16 Feb. 2023
  • The moat wasn't meant to be impregnable, but rather to slow down an attacker and give the defender time to prepare.
    Kyle Mizokami, Popular Mechanics, 31 Dec. 2020
  • To be sure, the economic wall around Russia is not impregnable.
    Washington Post, 18 Mar. 2022
  • The biggest surprise has been that their bubbles are far from impregnable.
    Joshua Robinson, WSJ, 5 Sep. 2020
  • The walls are impregnable, but thanks to Tyrion, the Unsullied were able to sneak in using his secret passage cove and the sewage system.
    Erica Gonzales, Harper's BAZAAR, 31 July 2017
  • Even as the Zoo Tower remained impregnable, the Soviets were able to fly their flag over the Reichstag.
    David Grossman, Popular Mechanics, 11 June 2018
  • Matt Murray was impregnable in the first contest, but the Flyers broke down his defenses often in the second one.
    Tim Hackett, SI.com, 14 Apr. 2018
  • The problem is the U.S. intelligence agencies may not know where all of them are and some may be in hardened bunkers that might be impregnable, Maxwell said.
    Jim Michaels, USA TODAY, 11 Aug. 2017
  • The larvae are hidden within a decaying tree trunk, which might seem like an impregnable fortress.
    Andrew Moseman, Discover Magazine, 16 Sep. 2010
  • The Knicks made the Spurs’ heretofore flimsy defense appear impregnable.
    Jeff McDonald, ExpressNews.com, 23 Nov. 2019
  • Mr. Ryan implored the donors not to assume that the House was impregnable and not to entirely focus their efforts on retaining the Senate.
    Jonathan Martin and Alexander Burns, New York Times, 6 Aug. 2016
  • No system is impregnable, but North Korea’s new missiles appear designed to find one of the biggest gaps in Seoul’s armor.
    Simon Denyer, Washington Post, 15 Aug. 2019
  • To the Ukrainian soldiers, the plant was a stronghold, surrounded on three sides by water, ringed by high walls, as seemingly impregnable as a medieval keep.
    New York Times, 20 July 2022
  • The San Gabriel Mountains loom like an impregnable fortress for millions of migrating birds making their long and perilous journey to distant breeding grounds in the far north.
    Louis Sahagún, Los Angeles Times, 17 Apr. 2023
  • The most significant confrontation this week has come in Mazar-e Sharif, the country’s fourth-largest city and the capital of Balkh province, long impregnable to Taliban threats.
    Washington Post, 22 June 2021
  • The Bulldogs’ at-first-permeable, then-impregnable defense allowed them to overcome a slow start by their offense.
    Josh Cook, The Courier-Journal, 24 Sep. 2017
  • The idea of white female beauty as the impregnable standard in Western art is only one of the questions raised by this endlessly evocative painting.
    The New Yorker, 2 Aug. 2021
  • Even so, ExxonMobil’s once impregnable balance sheet is showing holes, and the company has tumbled a few spots compared to last year’s list.
    Fortune, 21 July 2017
  • Montefeltro, a wealthy mercenary—who at the age of 15 had seized a fortress long believed impregnable—was also a bookish man, like many in the Renaissance.
    Ernest Hilbert, WSJ, 23 Apr. 2021
  • Competition will fuel a mindset that leads them to produce products that are more and more impregnable.
    Jon Brodkin, Ars Technica, 10 Oct. 2017
  • When one views white supremacy as impregnable, there is little room for one’s imagination to soar and one’s sense of agency is inescapably constrained.
    Kyle Smith, National Review, 21 Sep. 2017
  • Here was a real-life case true to her lived experience then that was impregnable to an editor’s incredulity or red pen.
    Stephen Phillips, latimes.com, 14 June 2019
  • Fain takes some time to gloat in front of our guy Perrin before exiting stage right as if getting into the throne room of a previously impregnable city were the easiest thing in the world.
    Sean T. Collins, Vulture, 24 Dec. 2021
  • The Yankees have ridden a wave of stellar starting pitching, with a sprinkling of timely hitting, tight defense and a nearly impregnable bullpen.
    Billy Witz, New York Times, 27 July 2016
  • The conservative bloc of that era was not impregnable, however.
    Michael Hiltzik, Los Angeles Times, 17 Dec. 2021

Some of these examples are programmatically compiled from various online sources to illustrate current usage of the word 'impregnable.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

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