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Since I tried Ludwig back in 2017, I have been constantly using it in both editing and translation. Ever since, I suggest it to my translators at ProSciEditing.

Justyna Jupowicz-Kozak
CEO of Professional Science Editing for Scientists @ prosciediting.com
topic of activity
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "topic of activity" is correct and usable in written English.
It can be used to refer to the subject or focus of a particular action or task. Example: "The topic of activity for this meeting will be the upcoming project deadlines and deliverables."
✓ Grammatically correct
Science
Academia
News & Media
Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Human-verified examples from authoritative sources
Exact Expressions
1 human-written examples
Most work on the topic of activity landscapes has focused on their quantitative description and visual representation, with the aim of aiding navigation of SAR.
Science
Human-verified similar examples from authoritative sources
Similar Expressions
59 human-written examples
In the last 50 years marine conservation has grown from almost nothing to become a major topic of global activity involving many people and organisations.
Academia
The purposes of this paper are to describe a practical approach to analyzing Tweet contents and to illustrate an application of the approach to the topic of physical activity.
Medina-Franco and co-workers have addressed the topic of consensus activity landscapes, which characterize landscapes using multiple structural representations [15].
Science
These issues commonly arise in several different areas where LS type solutions are deployed, and are currently a (hot) topic of considerable activity in the field of fast matrix equalizers [32, 33].
He was introduced to the topic of sexual activity at age nine while a member of The Jackson 5.
Wiki
This dialogue resulted in the support of the ministry for another international project on the topic of physical activity and ageing.
The results of the assessment may help the medical professional to address the topic of physical activity during the patient encounter.
Science
The 5As score has two components: 1) the sum of each A of the 5As occurring in each office visit when the topic of physical activity is raised (range 0/no As used to 5/all As used) and 2) a rating of the quality of each A when it occurs (ranging from 1 3 based level of detail from minimal to intensive).
Science
The hypotheses are as follows: H1: Clinicians who complete the communication intervention will increase their use of all 5As for visits in which the topic of physical activity is raised as judged by comparing the audio-recordings of office visits in the post-intervention period (immediately post and at one year) compared to baseline.
Science
The primary hypothesis (H1) is: Clinicians who complete the communication intervention will increase their use of all 5As for all visits in which the topic of physical activity is raised as judged by audio-recordings of office visits in the post-intervention period (immediately post and at one year) compared to baseline.
Science
Expert writing Tips
Best practice
When using "topic of activity", ensure it clearly defines the subject being discussed or the main focus of the actions taken. This helps maintain clarity and prevent ambiguity in your writing.
Common error
Avoid using "topic of activity" when a more specific term would be more appropriate. For instance, instead of saying "the topic of activity was discussed", consider using "the project's goals were discussed" for better precision.
Source & Trust
83%
Authority and reliability
4.1/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "topic of activity" functions primarily as a noun phrase identifying the subject or focus of a particular action or discussion. According to Ludwig, this phrase is usable in written English, effectively denoting the main theme.
Frequent in
Science
48%
Academia
24%
News & Media
14%
Less common in
Formal & Business
7%
Wiki
4%
Reference
3%
Ludwig's WRAP-UP
The phrase "topic of activity" is a grammatically correct and usable expression to denote the subject or focus of an action or discussion. According to Ludwig, it effectively communicates the main theme in various contexts. While it is frequently found in scientific and academic writing, it also appears in news and media, making it suitable for a range of situations. For clarity, consider using more specific terms when appropriate, such as "project goals" instead of "topic of activity" in certain contexts. Alternatives like "subject under discussion" or "focus of attention" can provide nuanced ways to express the same idea.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
subject under discussion
Emphasizes the conversational or deliberative aspect of the topic.
focus of attention
Highlights what is being prioritized or concentrated on.
matter at hand
Indicates the immediate issue or concern being addressed.
area of interest
Refers to a subject that evokes curiosity or engagement.
theme of the event
Specifies the overarching idea or message of a particular gathering.
subject matter
Denotes the content or substance of a discourse or study.
point of discussion
Highlights a specific element or aspect being talked about.
issue in question
Implies a problem or challenge that needs to be resolved.
scope of work
Defines the boundaries and extent of a project or task.
purpose of undertaking
States the reason or objective behind a particular endeavor.
FAQs
How can I use "topic of activity" in a sentence?
You can use "topic of activity" to refer to the main subject or focus of a particular action or discussion. For example, "The "topic of activity" for this meeting will be the upcoming project deadlines."
What are some alternatives to "topic of activity"?
Alternatives to "topic of activity" include "subject under discussion", "focus of attention", or "matter at hand", depending on the specific context.
Is "topic of activity" formal or informal?
"Topic of activity" can be used in various contexts, including formal and informal settings. However, in highly formal situations, more precise language might be preferred.
What's the difference between "topic of activity" and "area of interest"?
"Topic of activity" specifically refers to the subject of actions or discussions, while "area of interest" describes a broader subject that evokes curiosity or engagement. The former implies a more direct connection to ongoing actions.
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Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Source & Trust
83%
Authority and reliability
4.1/5
Expert rating
Real-world application tested