unassailable

adjective

un·​as·​sail·​able ˌən-ə-ˈsā-lə-bəl How to pronounce unassailable (audio)
: not assailable : not liable to doubt, attack, or question
an unassailable argument
an unassailable alibi
unassailability noun
unassailableness noun
unassailably adverb

Examples of unassailable in a Sentence

one of the unassailable beliefs of that political party
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.
Back last year after a prolonged hiatus, the VS show's prominent post in pop culture remains unassailable, as much an event to watch as an awards show or holiday special. Anna Kaufman, USA Today, 16 Oct. 2025 Despite Daniel Peretz saving those two Haaland penalties, including one that was ordered to be retaken due to encroachment, a clinical finish from the Manchester City forward in between own goals from Anan Khalaili and Idan Nachmias had built up an unassailable lead inside the opening half-hour. Philip Buckingham, New York Times, 12 Oct. 2025 Kerr—an absolute wall of a man, and thus a role befitting of Johnson—becamerenowned for his unassailable winning streak throughout the late ’90s and early aughts. David Sims, The Atlantic, 9 Oct. 2025 KitchenAid 5-Quart Tilt-Head Stand Mixer for $379 ($121 off): KitchenAid’s stand mixers are an unassailable American classic for a reason, not to mention a denizen of WIRED’s buy-it-for-life guide. Simon Hill, Wired News, 8 Oct. 2025 See All Example Sentences for unassailable

Word History

First Known Use

1596, in the meaning defined above

Time Traveler
The first known use of unassailable was in 1596

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Cite this Entry

“Unassailable.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/unassailable. Accessed 20 Oct. 2025.

Kids Definition

unassailable

adjective
un·​as·​sail·​able ˌən-ə-ˈsā-lə-bəl How to pronounce unassailable (audio)
: not assailable : not open to doubt, attack, or question
unassailably adverb

More from Merriam-Webster on unassailable

Last Updated: - Updated example sentences
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