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Justyna Jupowicz-Kozak quote

Justyna Jupowicz-Kozak

CEO of Professional Science Editing for Scientists @ prosciediting.com

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by a certain

Grammar usage guide and real-world examples

USAGE SUMMARY

The phrase "by a certain" is correct and usable in written English.
It is typically used to indicate that something or someone is known or specified, but not mentioned explicitly. It can also be used to add a sense of vagueness or uncertainty. Example sentence: "The decision was made by a certain member of the committee." (indicating that a specific person made the decision, but their identity is not being revealed) Other examples: - "The article was written by a certain journalist who prefers to remain anonymous." - "The company was founded by a certain group of investors." - "By a certain age, most children have learned to tie their shoelaces." (indicates a general age range, without stating a specific age).

✓ Grammatically correct

News & Media

Science

Wiki

Human-verified examples from authoritative sources

Exact Expressions

57 human-written examples

By a certain light.

News & Media

The New York Times

"I was gripped by a certain fear," Reij recalled.

News & Media

The New Yorker

This kind of depth is offset by a certain zaniness.

Nelson is oppressed by a certain sense of injustice.

By a certain logic it should be a stone loser.

"He's been sent on a mission by a certain princess.

News & Media

Independent

He was driven, he said, by "a certain amount of arrogance -- a kind of national pride".

News & Media

The New York Times

While preparing for the trial, he admitted being annoyed by a certain amount of unsolicited comment.

News & Media

The New York Times

Ask to be notified whenever your stock's price or volume changes by a certain amount.

News & Media

The New York Times

But it may all be part of a plot hatched by a certain fairy godmother.

News & Media

The New York Times
Show more...

Human-verified similar examples from authoritative sources

Similar Expressions

1 human-written examples

There is a romanticising of the pub in this country by a ~certain demographic~ of people.

News & Media

Vice

Expert writing Tips

Best practice

Use "by a certain" when you want to refer to something or someone without being specific, either because the identity is unknown, unimportant, or confidential.

Common error

Avoid using "by a certain" excessively in formal writing where specificity and clarity are paramount. Opt for more precise language to enhance credibility and avoid ambiguity.

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

Antonio Rotolo, PhD

Digital Humanist | Computational Linguist | CEO @Ludwig.guru

Source & Trust

82%

Authority and reliability

4.5/5

Expert rating

Real-world application tested

Linguistic Context

The phrase "by a certain" functions as a determiner phrase, modifying a noun to indicate that it is known or specified, but not explicitly identified. As Ludwig AI confirms, it adds a level of vagueness.

Expression frequency: Very common

Frequent in

News & Media

42%

Wiki

14%

Science

12%

Less common in

Formal & Business

9%

Reference

0%

Encyclopedias

0%

Ludwig's WRAP-UP

In summary, the phrase "by a certain" is a versatile tool for indicating unspecified or deliberately vague references. Ludwig AI confirms its grammatical correctness and common usage across various contexts. While prevalent in News & Media and Wiki sources, it's advisable to use more specific language in formal academic or professional settings. When using "by a certain", ensure the lack of specificity doesn't compromise clarity. For related expressions, consider alternatives like "to a specific extent" or "up to a point" to fine-tune your expression.

FAQs

How do you use "by a certain" in a sentence?

Use "by a certain" to refer to someone or something without being specific. For example, "The project was initiated by a certain individual within the organization".

What are some alternatives to "by a certain"?

Alternatives include phrases like "a specific", "a particular", or "a certain kind of". The best choice depends on the context and the level of specificity you want to convey.

Is it appropriate to use "by a certain" in academic writing?

While grammatically correct, using "by a certain" in academic writing may reduce clarity. Consider if a more precise term or description would improve the quality of your writing.

When should I avoid using the phrase "by a certain"?

Avoid using "by a certain" when the identity or details are crucial to the context. In such cases, provide specific information rather than vague references.

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Source & Trust

82%

Authority and reliability

4.5/5

Expert rating

Real-world application tested

Most frequent sentences: