adeptness

noun

adept·​ness ə-ˈdep(t)-nəs How to pronounce adeptness (audio)
a-
plural -es
Synonyms of adeptnessnext
: the quality or state of being adept
showed great adeptness at fencing

Word History

First Known Use

1731, in the meaning defined above

Time Traveler
The first known use of adeptness was in 1731

The Ultimate Dictionary Awaits

Expand your vocabulary and dive deeper into language with Merriam-Webster Unabridged.

  1. Expanded definitions
  2. Detailed etymologies
  3. Advanced search tools
  4. All ad-free

Discover what makes Merriam-Webster Unabridged the essential choice for true word lovers.

Start Your Free Trial Now

Browse Nearby Words

Cite this Entry

“Adeptness.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/adeptness. Accessed 20 Dec. 2025.

More from Merriam-Webster on adeptness

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!