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 of reasoning

• logic
• reason

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

Their reasoning rests on a point that often gets lost in the conversation. —Allison Palmer updated June 13, Kansas City Star, 13 June 2026

Trysta Krick and Jay Croucher discuss the World Cup odds for best player of the tournament, and Croucher shares his reasoning behind liking France's Kylian Mbappé (+900) best for the award. —Andrew Greif, NBC news, 12 June 2026

The high court voted 6-3 and did not explain its reasoning. —Kim Chandler, Los Angeles Times, 12 June 2026

But many state workers are skeptical of that reasoning. —William Melhado, Sacbee.com, 12 June 2026

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