archnemesis

noun
arch·​nem·​e·​sis | \ (ˌ)ärch-ˈne-mə-səs How to pronounce archnemesis (audio) \
plural archnemeses\ (ˌ)ärch-​ˈne-​mə-​ˌsēz How to pronounce archnemeses (audio) \

Definition of archnemesis

: archrival Ratchet and Clank are split up after the spritelike beings called the Zoni whisk Clank away. Players soon find out Dr. Nefarious, their archnemesis, was partly behind the kidnapping. — Gieson Cacho, Contra Costa Times (California), 10 Dec. 2009

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!

First Known Use of archnemesis

1901, in the meaning defined above

History and Etymology for archnemesis

arch- entry 1 + nemesis

Keep scrolling for more

Learn More about archnemesis

Time Traveler for archnemesis

Time Traveler

The first known use of archnemesis was in 1901

See more words from the same year

Statistics for archnemesis

Cite this Entry

“Archnemesis.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/archnemesis. Accessed 10 Aug. 2020.

Comments on archnemesis

What made you want to look up archnemesis? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

Test Your Vocabulary

Original Meanings Quiz

  • rembrandt painting a young scholar and his tutor
  • Which of the following is the earliest known sense of the word awe?
Spell It

Can you spell these 10 commonly misspelled words?

TAKE THE QUIZ
Add Diction

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ
Love words? Need even more definitions?

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