reasoning

noun

rea·​son·​ing ˈrēz-niŋ How to pronounce reasoning (audio)
ˈrē-zᵊn-iŋ
Synonyms of reasoning
1
: the use of reason
especially : the drawing of inferences or conclusions through the use of reason
2
: an instance of the use of reason : argument

Examples of reasoning in a Sentence

Could you explain your reasoning? They told everyone the reasoning behind the decision. a conclusion based on fallacious reasoning Humans possess the power of reasoning.
Recent Examples on the Web
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Claude has been adopted by a number of legal professionals and legal technology companies due to its sophisticated reasoning, nuanced language understanding, acknowledgment of uncertainty, and ability to handle very long documents. Allbusiness, Forbes.com, 16 May 2026 Sophisticated as chatbots’ responses may be, they are stitched together from statistical patterns in large datasets—an impressive trick but one that still falls short of the breadth and reliability in human-level clinical reasoning. Cody Cottier, Scientific American, 15 May 2026 Here’s the reasoning behind those picks. Tim Britton, New York Times, 15 May 2026 Mehdizadeh disputed the airline’s reasoning, telling CBS News Texas that the battery used in Stewie was comparable to one found in a laptop. Anthony Thompson, USA Today, 15 May 2026 See All Example Sentences for reasoning

Word History

First Known Use

14th century, in the meaning defined at sense 1

Time Traveler
The first known use of reasoning was in the 14th century

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Cite this Entry

“Reasoning.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/reasoning. Accessed 21 May. 2026.

Kids Definition

reasoning

noun
rea·​son·​ing
1
: the use of reason
2
: the reasons used in and the proofs that result from thought : argument

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