Used and loved by millions
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
significant subject
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "significant subject" is correct and usable in written English.
It can be used to refer to a topic or theme that holds considerable importance or relevance in a particular context. Example: "In our discussion about climate change, the significant subject of renewable energy sources cannot be overlooked."
✓ Grammatically correct
News & Media
Science
Alternative expressions(20)
important topic
notable topic
important theme
major issue
key area
critical point
essential matter
vital question
central focus
notable subject
significant theme
considerable subject
significant purpose
large subject
vast subject
remarkable subject
major subject
tremendous subject
substantial subject
significant issue
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
26 human-written examples
What is a significant subject?
News & Media
Financial literacy is a significant subject across the globe.
News & Media
In May, invasive species will be a significant subject at the meeting of the world's nations to assess the progress of the Convention on Biological Diversity.
News & Media
An important movie required major stars, an acclaimed director, an epic scale and a socially significant subject, qualities conspicuously — almost aggressively — absent in Monogram productions.
News & Media
Seeking exact solutions of NLEEs is an interesting and significant subject.
The national debt level has been a significant subject of U.S. domestic policy controversy.
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
32 human-written examples
He added: "The chief negotiators have made significant progress in their discussions but there are still some very significant subjects that still need to be resolved".
News & Media
"They're all very serious, significant subjects," says Sokurov, himself the subject of a two-month retrospective now on at the BFI in London.
News & Media
As the title indicates, Rudolph Chelminski's new book, I'll Drink to That: Beaujolais and the French Peasant Who Made It the World's Most Popular Wine (Gotham Books, $27.50), takes on two significant subjects.
News & Media
BRUSSELS — The European Commission said Tuesday that "very significant subjects" still need to be resolved before the world's largest trading bloc can complete a tariff-reduction agreement with South Korea.
News & Media
Two significant subjects (i) formation of nanoparticles loading and releasing DOX and (ii) binding specificity of them to cells, were examined.
Expert writing Tips
Best practice
When using "significant subject", ensure that the context clearly establishes why the subject is important or noteworthy. Providing specific reasons or examples will enhance the impact of your statement.
Common error
Avoid using "significant subject" as a filler phrase. Instead of generically labeling something as significant, be specific about its importance and relevance to maintain clarity and impact.
Source & Trust
83%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "significant subject" functions as a noun phrase, where "significant" modifies the noun "subject". It identifies a topic or area of discussion that is considered important or noteworthy. According to Ludwig, this phrase is usable in written English.
Frequent in
Science
44%
News & Media
44%
Wiki
6%
Less common in
Formal & Business
0%
Encyclopedias
0%
Reference
0%
Ludwig's WRAP-UP
The phrase "significant subject" effectively denotes a topic of considerable importance or relevance across various fields. As Ludwig confirms, it is grammatically sound and commonly used in both news and scientific contexts. While alternatives like "notable topic" or "important theme" exist, "significant subject" carries a slightly stronger emphasis on the subject's far-reaching impact. When employing this phrase, ensuring clarity about why the subject is significant is crucial to avoid generic usage. The phrase appears frequently in reputable sources, signaling its acceptance and utility in formal and professional communication.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
notable topic
Replaces "subject" with "topic", maintaining the sense of importance and relevance.
important theme
Substitutes "subject" with "theme", focusing on an underlying idea or message.
major issue
Replaces "subject" with "issue", highlighting a problem or point of contention that needs attention.
key area
Uses "area" instead of "subject", suggesting a specific field or domain of importance.
critical point
Emphasizes the crucial nature of the subject by using "point".
essential matter
Replaces both "significant" and "subject" to emphasize the fundamental nature of the topic.
vital question
Changes "subject" to "question", focusing on an important inquiry or problem.
prominent aspect
Uses "aspect" instead of "subject", highlighting a notable feature or element.
central focus
Changes the phrase to indicate the primary point of attention or concern.
noteworthy matter
Replaces "subject" with "matter", implying a topic worthy of attention and discussion.
FAQs
How can I use "significant subject" in a sentence?
You can use "significant subject" to introduce a topic of considerable importance, for example: "Financial literacy is a "significant subject" across the globe."
What are some alternatives to "significant subject"?
Alternatives include "notable topic", "important theme", or "major issue", depending on the specific context.
Is it better to say "significant subject" or "important subject"?
"Significant subject" and "important subject" are largely interchangeable. However, "significant subject" might imply a slightly deeper or more far-reaching importance than simply "important subject."
In what contexts is "significant subject" most appropriate?
"Significant subject" is appropriate in contexts where a topic holds substantial relevance, impact, or influence, such as in academic research, news reporting, or policy discussions.
Editing plus AI, all in one place.
Stop switching between tools. Your AI writing partner for everything—polishing proposals, crafting emails, finding the right tone.
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
4.5/5
Expert rating
Real-world application tested