reason 1 of 2

Definition of reasonnext
1
as in explanation
a statement given to explain a belief or act she gave a good reason for her seemingly suspicious behavior

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2
as in motive
something (as a belief) that serves as the basis for another thing a firm belief that we are here on earth to help others is the reason for her tireless volunteer work

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reason

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verb

1
as in to understand
to form an opinion or reach a conclusion through reasoning and information she reasoned that since all of the cakes were on sale for the same price, she might as well pick the biggest one

Synonyms & Similar Words

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Synonym Chooser

How is the word reason different from other verbs like it?

Some common synonyms of reason are cogitate, deliberate, reflect, speculate, and think. While all these words mean "to use one's powers of conception, judgment, or inference," reason stresses consecutive logical thinking.

able to reason brilliantly in debate

When is it sensible to use cogitate instead of reason?

The meanings of cogitate and reason largely overlap; however, cogitate implies deep or intent thinking.

cogitated on the mysteries of nature

Where would deliberate be a reasonable alternative to reason?

The synonyms deliberate and reason are sometimes interchangeable, but deliberate suggests slow or careful reasoning before forming an opinion or reaching a conclusion or decision.

the jury deliberated for five hours

When is reflect a more appropriate choice than reason?

The words reflect and reason can be used in similar contexts, but reflect suggests unhurried consideration of something recalled to the mind.

reflecting on fifty years of married life

When can speculate be used instead of reason?

The words speculate and reason are synonyms, but do differ in nuance. Specifically, speculate implies reasoning about things theoretical or problematic.

speculated on the fate of the lost explorers

When would think be a good substitute for reason?

Although the words think and reason have much in common, think is general and may apply to any mental activity, but used alone often suggests attainment of clear ideas or conclusions.

teaches students how to think

Example Sentences

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.
Recent Examples of reason
Noun
Abe had stepped down as prime minister in 2020 over health reasons. Jessie Yeung, CNN Money, 21 Jan. 2026 And yet the man's made good money for good reason. Arkansas Online, 21 Jan. 2026
Verb
Bush’s thinking was even less reasoned. Caleb Pomeroy, Foreign Affairs, 24 Dec. 2025 The best clues, Clay reasoned, were things like context and sentence structure. David Owen, New Yorker, 22 Dec. 2025 See All Example Sentences for reason
Recent Examples of Synonyms for reason
Noun
  • Certainly not satisfied with official explanations of how this came to pass.
    Dana Goodyear, New Yorker, 7 Jan. 2026
  • Tyler went on in her response to provide explanations for each of the violations OCPF auditors noted in the disposition.
    Tim Dunn, Boston Herald, 7 Jan. 2026
Noun
  • Authorities did not release additional details about the shooting, including a description of the shooter or a possible motive.
    Michelle Del Rey, USA Today, 21 Jan. 2026
  • No information was readily available on a suspect or possible motive in the incident as their investigation continued.
    Dean Fioresi, CBS News, 21 Jan. 2026
Noun
  • The long weekend is the perfect excuse to indulge in a little retail therapy.
    Rosie Marder, Travel + Leisure, 16 Jan. 2026
  • Nordstrom is using the long weekend as an excuse to drop more than 12,000 new winter essentials to its sale section.
    Rylee Johnston, PEOPLE, 16 Jan. 2026
Noun
  • The preliminary investigation did not find any obvious signs of trauma on Strother and his cause of death is pending, according to the BCA.
    Mars King, Twin Cities, 9 Jan. 2026
  • The officers determined that the woman’s death did not appear to be from natural causes.
    Sydney Barragan, Oc Register, 9 Jan. 2026
Noun
  • So there's really no choice but for the four major conference commissioners to compile a set of rules and guidelines that make at least a marginal bit of sense.
    Arkansas Online, Arkansas Online, 8 Jan. 2026
  • Create a sense of order by clearing those surfaces of holiday-specific decor.
    Kristin Hohenadel, The Spruce, 8 Jan. 2026
Noun
  • Food prices have been top of mind following a year of up and down tariffs and people losing SNAP benefits during the government shutdown amid growing economic concerns.
    Charlotte Observer, Charlotte Observer, 13 Jan. 2026
  • The shooting at Brown University and the deaths of two students that resulted will remain seared into the minds of Rhode Islanders for some time.
    Will Richmond, The Providence Journal, 12 Jan. 2026
Noun
  • Her reasoning is frustrating, but understandable — her husband (Yao), now a vampire, is taunting her outside, and Remmick has threatened to kill her daughter back in town.
    Randall Colburn, Entertainment Weekly, 11 Jan. 2026
  • The court did not explain its reasoning in the brief order, as is typical on its emergency docket.
    Michael Casey, Los Angeles Times, 10 Jan. 2026
Verb
  • The scientists want to further understand the impact of environmental and social conditions emerging in such livestock behaviors.
    Leslie Katz, Forbes.com, 21 Jan. 2026
  • If anything, ChatGPT-3 has something of the oracular about it; for as mysterious as the writing process of any author may be in all sorts of intangible and ineffable ways, any person who works in words also understands what’s prosaic and gritty (and thus all the more beautiful) about writing.
    Literary Hub, Literary Hub, 21 Jan. 2026

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Cite this Entry

“Reason.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/reason. Accessed 22 Jan. 2026.

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