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Justyna Jupowicz-Kozak

CEO of Professional Science Editing for Scientists @ prosciediting.com

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reason number

Grammar usage guide and real-world examples

USAGE SUMMARY

"reason number" is a correct and usable phrase in written English.
It is usually used in contexts where you are discussing a particular reason for something, and you want to refer to it as a numbered item (e.g. "the first reason" vs. "reason number one"). For example: "Reason number three for the policy change was insufficient resources."

✓ Grammatically correct

News & Media

Science

Academia

Human-verified examples from authoritative sources

Exact Expressions

42 human-written examples

Table 2 Respondents giving reasons for refusing to pay the given discrete choice amount Reason Number Percent 1 = I cannot afford to pay/I have no spare income.

"There's reason number one".

News & Media

The New York Times

Which brings me to reason number three.

Reason number one is that the economy is slowing.

And reason number one (advanced in an interview with the Mail): "Most importantly, they don't work.

News & Media

The Guardian

Yet for whatever reason, Number 10 just doesn't seem to care a whole lot.

News & Media

Independent
Show more...

Human-verified similar examples from authoritative sources

Similar Expressions

18 human-written examples

The reason numbers are still small is that batteries are incredibly expensive.

News & Media

Vice

"Two reasons: number one, I don't eat shit.

News & Media

Huffington Post

(For whatever reason, the number has dropped significantly in recent years).

The reason the number is not higher is simple.

News & Media

BBC

For that reason, that number is likely conservative.

News & Media

Huffington Post
Show more...

Expert writing Tips

Best practice

When listing multiple reasons, use "reason number" to clearly enumerate each point, improving readability and organization.

Common error

Avoid mixing "reason number one" with "second reason" in the same list. Choose one style and maintain it for consistency.

Antonio Rotolo, PhD - Digital Humanist | Computational Linguist | CEO @Ludwig.guru

Antonio Rotolo, PhD

Digital Humanist | Computational Linguist | CEO @Ludwig.guru

Source & Trust

84%

Authority and reliability

4.1/5

Expert rating

Real-world application tested

Linguistic Context

The phrase "reason number" primarily functions as a discourse marker to introduce and enumerate a specific justification or explanation within a series of points. As Ludwig AI indicates, this is a correct way to enumerate points, used to clearly highlight a particular cause or justification.

Expression frequency: Common

Frequent in

News & Media

45%

Science

30%

Academia

15%

Less common in

Formal & Business

5%

Encyclopedias

2%

Wiki

3%

Ludwig's WRAP-UP

In summary, "reason number" is a grammatically correct and frequently used phrase to enumerate justifications, as confirmed by Ludwig AI. It's most common in news, scientific, and academic contexts, serving to structure information and enhance clarity. While alternatives like "first reason" or "primary reason" exist, "reason number" provides a direct and easily understood way to present individual points in a list of reasons. Consistency in numbering style and awareness of context will ensure effective usage.

FAQs

How to use "reason number" in a sentence?

You can use "reason number" to introduce a specific point in a list of justifications. For example, "Reason number one for the decline in sales is decreased marketing efforts."

What can I say instead of "reason number"?

You can use alternatives like "first reason", "primary reason", or "main reason" depending on the context.

Which is correct, "reason number one" or "first reason"?

Both "reason number one" and "first reason" are correct and generally interchangeable, although "first reason" is often perceived as slightly more formal.

What's the difference between "reason number" and "the rationale"?

"Reason number" is used for itemizing a specific point in a list, whereas "the rationale" refers to the underlying logic or justification as a whole. In essence, "the rationale" is the global reasoning behind the point, while reason number is the bullet point.

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Source & Trust

84%

Authority and reliability

4.1/5

Expert rating

Real-world application tested

Most frequent sentences: