reasoning

noun

rea·​son·​ing ˈrēz-niŋ 

ˈrē-zᵊn-iŋ

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

Synonyms

• intellection
• logic
• ratiocination
• reason
• sense

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

The stakes are too high for systems that lack real-time reasoning and full contextual comprehension. —Tarun Eldho Alias, Forbes.com, 24 Apr. 2025

That’s because the amygdala, a part of the brain that processes feelings, and the prefrontal cortex, which is responsible for reasoning and self-control, may fall out of sync under these conditions. —Nathalie Alonso, AFAR Media, 23 Apr. 2025

Aside from economic realities facing the entire industry in this moment, in a time of contraction, the reasoning behind the cuts hasn’t been made clear. —Matt Grobar, Deadline, 23 Apr. 2025

At this point, supporter opposition to the Egyptian venture appeared to have ulterior reasoning, beyond the dispute about Mashhour’s comments, owing to the club’s recent performance on the pitch. —Adam Crafton, New York Times, 22 Apr. 2025

Word History

First Known Use

14th century, in the meaning defined at sense 1

Phrases Containing reasoning

• line of reasoning

Rhymes for reasoning

• seasoning

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