unvanquishable

adjective

un·​van·​quish·​able

¦ən¦vaŋkwishəbəl,

-ank-

: incapable of being subdued : unconquerable

Word History

Etymology

Middle English unvenkusable, from un- entry 1 + venkussen, venquissen to vanquish + -able

Love words?

You must — there are over 200,000 words in our free online dictionary, but you are looking for one that’s only in the Merriam-Webster Unabridged Dictionary.

Start your free trial today and get unlimited access to America's largest dictionary, with:

• More than 250,000 words that aren't in our free dictionary
• Expanded definitions, etymologies, and usage notes
• Advanced search features
• Ad free!