unparallelable

adjective

un·​par·​al·​lel·​able

-ləbəl

: not capable of being paralleled

especially : that cannot be equalled or matched : incomparable

Word History

Etymology

un- entry 1 + parallel + -able

First Known Use

1621, in the meaning defined above

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!