Circular reasoning is an argument that uses its own conclusion as the reason. Instead of giving evidence, the speaker repeats the claim in different words, so the argument goes round in a circle and never proves anything.
Here is a simple one: “You can trust me because I’m an honest person.” Ask how we know the speaker is honest, and the only answer on offer is the claim itself.
In this lesson, we’ll explain the confusing phrase begging the question and show how to repair a circular sentence in an essay.
- What circular reasoning is and why it can sound convincing
- The most common forms of circular argument
- The two meanings of begging the question
- How to spot circular reasoning with a simple test
- How to fix circular arguments in essays, with a practice quiz
What Is Circular Reasoning?
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A good argument moves forward: it gives a reason, and the reason supports a conclusion. Circular reasoning goes back to where it started. The reason needs just as much proof as the conclusion.
It can still sound convincing because the words change even though the idea does not. Repeating an idea in fresh language can make it feel more certain than it really is.
How to pronounce it
| Word | Sounds like | IPA | Part of speech |
|---|---|---|---|
| Circular | SUR-kyuh-ler | /ˈsɜː.kjə.lər/ | Adjective |
| Reasoning | REE-zuh-ning | /ˈriː.zən.ɪŋ/ | Noun |
Useful patterns: a circular argument, argue in a circle, This reasoning is circular, The argument assumes what it sets out to prove. See also our circular dictionary page.
Common Forms of Circular Reasoning
| Form | How it works | Example |
|---|---|---|
| Direct repetition | The reason is almost the same as the claim | “He’s a liar because he doesn’t tell the truth.” |
| Synonym swap | The claim is repeated with a synonym | “Exercise is beneficial because it is good for you.” |
| Two-step loop | A is true because of B, and B is true because of A | “The rule is fair because it was made by fair people. They are fair because they make fair rules.” |
| Circular definition | A word is explained with the same word | “A democracy is a democratic system.” |
| Self-proving source | A source is trusted because it says it is trustworthy | “This website is reliable. It says so on the homepage.” |
“Begging the Question”: Two Meanings
This phrase causes a lot of confusion, even for native speakers.
| Meaning | Where you see it | Example |
|---|---|---|
| Circular reasoning (the original meaning) | Logic, philosophy, debate | “Saying the law is right because it is the law begs the question.” |
| Raises the question (common modern meaning) | News, conversation | “The rise in prices begs the question: who will pay?” |
The logic meaning comes from the Latin petitio principii, “assuming the starting point.” Many teachers and examiners still prefer this meaning. In formal writing, use “raises the question” when you mean the second sense.
Circular Reasoning Examples in Everyday Life
| Context | Example |
|---|---|
| Advertising | “Customers love our product because it’s the product people prefer.” |
| Family | “Why do I have to go to bed?” “Because it’s bedtime.” |
| Work | “We should keep the old system because it’s the system we use.” |
| School | “Shakespeare is a great writer because he wrote great plays.” |
| Online | “This review site is honest because its reviews are honest.” |
Check your answer
How to Spot Circular Reasoning
Try the swap test. Take the reason and put it in place of the conclusion. If the sentence still says the same thing, the argument is circular.
- Find the claim. What does the speaker want you to believe?
- Find the reason. Look for because, since, as or so.
- Compare them. Do they mean the same thing in different words?
- Ask for independent evidence. What fact, example or study supports the claim from outside the argument?
How to Fix Circular Reasoning in Your Writing
| Circular | Fixed with evidence |
|---|---|
| “Online learning is effective because it works well.” | “Online learning can be effective: in our school, test scores rose 8% after the switch.” |
| “Reading is important because it matters a lot.” | “Reading is important because it builds vocabulary and improves concentration.” |
| “The policy is unfair because it treats people unfairly.” | “The policy is unfair because it charges low-income families the same fee as high-income families.” |
For help building strong support for your ideas, see our C2 lesson on the anatomy of a strong argument.
Common Mistakes Learners Make
- Using synonyms as evidence. Effective and works well are not proof of each other.
- Using “begs the question” in essays when you mean “raises the question.”
- Confusing circular reasoning with repetition for emphasis. Repeating a point in a speech is fine; using it as proof is not.
- Calling every short answer circular. “Because I’m tired” is a real reason for going to bed early.
Practice: Test Your Understanding
Part A. Circular reasoning or a real reason?
- “This restaurant is popular because lots of people like it.”
- “This restaurant is popular because it is cheap and close to the university.”
- “I’m right because I’m never wrong.”
- “The bridge is closed because engineers found cracks in it.”
- “Chess is difficult because it is hard to play well.”
Show answers for Part A
- Circular – “popular” and “lots of people like it” mean the same.
- Real reason
- Circular
- Real reason
- Circular – “difficult” and “hard” are synonyms.
Part B. Rewrite each circular argument with a real reason.
- “Electric cars are better because they are superior.”
- “Learning English is useful because it is helpful.”
Show sample answers for Part B
- “Electric cars can be better for cities because they produce no exhaust fumes.”
- “Learning English is useful because it opens up more jobs and study options.”
Part C (writing). Write three sentences that support an opinion you hold. Make sure each reason gives new information, not new words. Check your writing with our AI Writing Feedback tool.
Quiz: Test Yourself
- What is circular reasoning?
- “Exercise is beneficial because it is good for you.” What form of circular reasoning is this?
- “This website is reliable. It says so on the homepage.” What form is this?
- Which sentence gives a real reason, not a circular one?
- In news and conversation, what does “begs the question” usually mean today?
- What is the swap test?
- “Why do I have to go to bed?” “Because it’s bedtime.” What is this?
- Where does the logic meaning of “begging the question” come from?
- How do you fix a circular sentence in an essay?
- “I’m going to bed early because I’m tired.” Is this circular?
Key Takeaways
- Circular reasoning uses the conclusion as its own reason.
- Watch for synonym swaps, two-step loops and self-proving sources.
- Use the swap test: if the reason and the claim say the same thing, the argument is circular.
- In logic, begging the question means circular reasoning; in essays, write raises the question for the other meaning.
- Fix circular arguments with independent evidence: facts, examples or studies.
Explore more reasoning mistakes in our guide to logical fallacies, or learn how small samples lead to big mistakes with hasty generalization.
Frequently Asked Questions
What is circular reasoning in simple words?
Circular reasoning is when an argument uses its own conclusion as the reason. For example: “This book is the best because no other book is better.” The reason just repeats the claim in different words.
What is an example of circular reasoning?
“You can trust this news website because it only publishes reliable stories.” How do we know the stories are reliable? Because the website says so. The argument goes round in a circle.
What does “begging the question” mean?
In logic, begging the question means circular reasoning: assuming the thing you are trying to prove. In everyday English, many people use it to mean “raises the question.” In essays, use “raises the question” to avoid confusion.
Is circular reasoning always wrong?
A circular argument can be logically valid because the conclusion follows from the premise. The problem is that it gives no new evidence, so it cannot persuade anyone who does not already agree.
What is the difference between circular reasoning and a tautology?
A tautology is a statement that says the same thing twice, such as “a free gift.” Circular reasoning is an argument in which the reason and the conclusion say the same thing.
How can I avoid circular reasoning in my essays?
After each claim, ask “What is my evidence?” Then support the claim with facts, examples, studies or expert opinion that do not simply repeat the claim in new words.
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