a certain topic

USAGE SUMMARY

'a certain topic' is correct and can be used in written English.
You can use it when you are referring to a specific topic that has already been mentioned or is common knowledge. For example, "I am an expert on a certain topic: the history of modern art."

✓ Grammatically correct

News & Media

Science

Formal & Business

Wiki

Human-verified examples from authoritative sources

Exact Expressions

60 human-written examples

Want to know about a certain topic?

The Washington Post

Anyone with a curiosity about a certain topic or hobby can start a 4-H club.

The New York Times

Sometimes, back-and-forths about a certain topic appear like the script of a play.

The New York Times - Tech

Searching for scientific publications online is an essential task for researchers working on a certain topic.

Electronic Notes in Theoretical Computer Science

Educational films for children aim to impart knowledge about a certain topic.

Learning and Instruction

There will be advertising, however, in which businesses can bid to associate their ad with a certain topic and location.

The New York Times

Explore other articles in the newspaper where one expert states his opinion about a certain topic in the news.

The New York Times

The candidate, after all, can simply choose not to answer a reporter's questions about a certain topic.

The New York Times

Hashtags have developed as a way for Twitter users to quickly search and find posts on a certain topic.

The New York Times

Each fragment in the database is scored for its statistical association with a certain topic and classified accordingly.

MIT Technology Review

In an afterword to "Tricks," she offers this challenge: "I am often asked to describe how I decide to write about a certain topic.

The New Yorker

Expert writing Tips

Best practice

Use "a certain topic" when you want to refer to a subject without explicitly naming it, creating a sense of generality or when the specific topic is already understood by the audience.

Common error

Avoid using "a certain topic" excessively in a single piece of writing. If the topic remains unnamed throughout, it can make your writing seem vague and unclear. Be sure to specify the topic at some point for clarity.

Linguistic Context

The phrase "a certain topic" functions as a determiner + adjective + noun construction. It introduces a subject or area of discussion without explicitly naming it, creating a sense of generality or when the specific topic is already understood. Ludwig confirms its correct usage.

Expression frequency: Very common

Frequent in

News & Media

35%

Science

30%

Wiki

20%

Less common in

Formal & Business

10%

Reference

2%

Encyclopedias

3%

Ludwig's WRAP-UP

In summary, "a certain topic" is a versatile phrase used to refer to a subject in a general or indirect way. As Ludwig AI confirms, its usage is grammatically correct and widespread across various contexts. While it's commonly found in news, science, and wiki articles, overusing it can lead to vagueness in writing. Consider using more specific alternatives like "a specific topic" or "a particular subject" when clarity is crucial. Remember to specify or avoid overuse this phrase in order to keep a text more specific and easy to read.

More alternative expressions

Phrases that express similar concepts, ordered by semantic similarity:

a particular subject

Focuses on the specificity of the subject matter.

a specific theme

Emphasizes the underlying theme or concept being discussed.

a given issue

Highlights the problem or matter that needs to be addressed.

a designated area

Refers to a particular field or domain of knowledge.

a known theme

Suggests the topic is widely understood or recognized.

a precise point

Focuses on the exactness and accuracy of the topic.

a selected question

Highlights the choice or selection of a particular question to discuss.

a identified matter

Emphasizes that this topic was subject to an identification process.

a decided subject

Focuses on a subject that was previously open for discussion, but is now subject to an agreement.

a defined sector

Focuses on how the selected topic defines a field of action.

FAQs

How can I use "a certain topic" in a sentence?

You can use "a certain topic" when you want to refer to a specific subject without explicitly naming it. For example, "The research focused on "a certain topic" within environmental science."

What's the difference between "a certain topic" and "a specific topic"?

"A certain topic" implies that the topic is known but not explicitly stated, whereas "a specific topic" emphasizes the precise and detailed nature of the subject. They are interchangeable in most contexts.

Are there situations where I shouldn't use "a certain topic"?

While grammatically correct, overusing "a certain topic" can make your writing vague. If the topic is central to your discussion, it's best to name it explicitly for clarity. If you can't name it for any reason, consider using "a specific topic" or "a particular subject".

What can I say instead of "a certain topic"?

You can use alternatives like ""a specific topic"", ""a particular subject"", or "a given issue" depending on the context.