incapable of being surmounted, passed over, or overcome; insuperable: an insurmountable obstacle.
- in·sur·mount·a·bil·i·ty, in·sur·mount·a·ble·ness, noun
- in·sur·mount·a·bly, adverb
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
How to use insurmountable in a sentence
The current, anti-democratic and intellectually dishonest Republican Party is an insurmountable barrier to the development of a viable alternative to the existing Democratic Party.
These challenges of intermittency and geography are not insurmountable—batteries and water can store energy, and better transmission systems can be built.Solar power got cheap. So why aren’t we using it more? | Ula Chrobak | January 28, 2021 | Popular-Science
By the end of the summer, the anxiety had become insurmountable and he left his job.America’s Independent Bowling Alleys Might Not Make It Through the Pandemic | Emma Orlow | January 15, 2021 | Eater
Some serve as a foil — a common enemy players can rally around to come together and ultimately overcome insurmountable odds.
The final gaps, though, proved insurmountable and created a level of bitterness, according to their letters.Pelosi and Mnuchin, once Washington’s Odd Couple, publicly disavow economic relief talks - and each other | Erica Werner | October 29, 2020 | Washington Post
But while the obstacles to evidence-based governance are formidable, they are not insurmountable.
Each one seems a mile high, and the entire flight an insurmountable obstacle.
That defeat was driven largely by Romney losing women voters by an insurmountable 11 points.
They do not reflect any intrinsic or insurmountable military advantage.
Despite the possibly insurmountable challenge that lay before them, Bernstein and company forged ahead.
Thus age and avarice can always over-leap barriers which, to the young and romantic, are insurmountable.The World Before Them | Susanna Moodie
The difficulty of conveying heavy weights up the mountain foot-paths was almost insurmountable.Life of Richard Trevithick, Volume II (of 2) | Francis Trevithick
Situated as we are, in the United States, many, and almost insurmountable obstacles present themselves.
In the meantime Lord Ebrington's motion interposed insurmountable difficulties in the way of negotiations.The History of England in Three Volumes, Vol.III. | E. Farr and E. H. Nolan
If the young man is industrious, and come of honest parentage, his poverty may be no such insurmountable obstacle.The Fortunes of Nigel | Sir Walter Scott
British Dictionary definitions for insurmountable
incapable of being overcome; insuperable
- insurmountability or insurmountableness, noun
- insurmountably, adverb
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