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

Justices Sonia Sotomayor and Neil Gorsuch wrote separately, with Gorsuch agreeing with the outcome of the case but splitting with the court's reasoning. —Caitlin Yilek, CBS News, 17 Jan. 2025

Most of the disdain for the current pricing model most medical facilities and companies use doesn't just center around the cost itself, but the lack of transparency for most charges and the reasoning why mundane items are so expensive. —Michael Gfoeller and David H. Rundell, Newsweek, 15 Jan. 2025

Much of that reasoning is attributed to the rise in using computers instead of handwriting documents, as well as the frequent use of text messaging, according to the organization. —Danielle Jennings, People.com, 15 Jan. 2025

Advanced inferencing and reasoning are also foundational for autonomous AI agents. —Clint Boulton, Forbes, 14 Jan. 2025

Word History

First Known Use

14th century, in the meaning defined at sense 1

Phrases Containing reasoning

• line of reasoning

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