insurmountable

adjective

in·​sur·​mount·​able ˌin(t)-sər-ˈmau̇n-tə-bəl How to pronounce insurmountable (audio)
Synonyms of insurmountablenext
: incapable of being surmounted : insuperable
insurmountable problems
insurmountably adverb

Examples of insurmountable in a Sentence

They were faced with several insurmountable obstacles. the familiar story of the underdog who ultimately triumphs despite insurmountable odds
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
The victory gave Scheib an insurmountable lead of 189 points over her Swiss rival in the GS standings. Arkansas Online, 15 Mar. 2026 In the blink of an eye, the Royals had suddenly constructed a seemingly insurmountable 41-29 lead. Brendan Connelly, Boston Herald, 14 Mar. 2026 That would be insurmountable against a lot of teams but especially against the Wildcats, whose only losses this season came back-to-back to Kansas and Texas Tech, and who is no doubt eager to avenge a loss to Houston in the championship game a year ago. ABC News, 12 Mar. 2026 Kenna is in an unthinkable, seemingly insurmountable position. Kate Erbland, IndieWire, 11 Mar. 2026 See All Example Sentences for insurmountable

Word History

First Known Use

1690, in the meaning defined above

Time Traveler
The first known use of insurmountable was in 1690

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Cite this Entry

“Insurmountable.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/insurmountable. Accessed 23 Mar. 2026.

Kids Definition

insurmountable

adjective
in·​sur·​mount·​able ˌin(t)-sər-ˈmau̇nt-ə-bəl How to pronounce insurmountable (audio)
: incapable of being surmounted

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