overoptimism

noun
over·​op·​ti·​mism | \ ˌō-vər-ə-ˈäp-tə-ˌmi-zəm How to pronounce overoptimism (audio) \

Definition of overoptimism

: an excessive or unrealistic degree of optimism … folks tend toward overoptimism about their prospects and their skills.— Bill Alpert

Other Words from overoptimism

overoptimistic \ ˌō-​vər-​ə-​ˌäp-​tə-​ˈmi-​stik How to pronounce overoptimism (audio) \ adjective
overoptimistic projections for the future
overoptimistically \ ˌō-​vər-​ə-​ˌäp-​tə-​ˈmi-​sti-​k(ə-​)lē How to pronounce overoptimism (audio) \ adverb
Wilma values her car at $10,000 and overoptimistically thinks she can sell it for $20,000, which is more than anyone will actually pay. — Sanford Ikeda

First Known Use of overoptimism

1898, in the meaning defined above

Keep scrolling for more

Learn More about overoptimism

Time Traveler for overoptimism

Time Traveler

The first known use of overoptimism was in 1898

See more words from the same year

Statistics for overoptimism

Cite this Entry

“Overoptimism.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/overoptimism. Accessed 27 Jan. 2021.

Comments on overoptimism

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

WORD OF THE DAY

Test Your Vocabulary

Slippery Words Quiz—Changing with the Times

  • ducreux self portrait yawning
  • What is an earlier meaning of nice?
How Strong Is Your Vocabulary?

Test your vocabulary with our 10-question quiz!

TAKE THE QUIZ
Typeshift

Anagram puzzles meet word search.

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!