trial and error

noun

Synonyms of trial and errornext
: a finding out of the best way to reach a desired result or a correct solution by trying out one or more ways or means and by noting and eliminating errors or causes of failure
also : the trying of one thing or another until something succeeds

Examples of trial and error in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
But to become Nike, there were years' worth of trial and error. Hannarose McGuinness, USA Today, 15 Apr. 2026 To get there, though, will require some trial and error, and Simmons has helped Kohl embrace this progress. Walter Villa, Miami Herald, 12 Apr. 2026 While the game lets players learn through incremental trial and error, our coverage of Artemis II breaks down how NASA sent humans swooping around the moon, and how the agency plans to eventually settle the lunar surface. Alan Bradley, Space.com, 9 Apr. 2026 Every bit of it was on the fly, pure trial and error. Angela Andaloro, PEOPLE, 8 Apr. 2026 See All Example Sentences for trial and error

Word History

First Known Use

1806, in the meaning defined above

Time Traveler
The first known use of trial and error was in 1806

Browse Nearby Words

Cite this Entry

“Trial and error.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/trial%20and%20error. Accessed 17 Apr. 2026.

Kids Definition

trial and error

noun
: the trying of one thing or another until something succeeds

More from Merriam-Webster on trial and error

Love words? Need even more definitions?

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

More from Merriam-Webster