trial and error

noun

: 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.
Therefore, adding probiotics to the diet might include some trial and error. Amber J. Tresca, Verywell Health, 29 Jan. 2025 Spencer agreed, noting that figuring out what works may involve trial and error. Hannah Singleton, Health, 10 Jan. 2025 Understanding your triggers involves some trial and error. Caroline Hopkins Legaspi, New York Times, 24 Dec. 2024 The Journey May Take Some Time Finding your purpose is a personal journey that often involves trial and error. Jack Kelly, Forbes, 20 Dec. 2024 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

Dictionary Entries Near trial and error

Cite this Entry

“Trial and error.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/trial%20and%20error. Accessed 9 Feb. 2025.

Kids Definition

trial and error

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

More from Merriam-Webster on trial and error

Last Updated: - Updated example sentences
Love words? Need even more definitions?

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