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
substantial importance
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "substantial importance" is correct and can be used in written English.
You can use it when you need to express that something has a lot of importance or significance. For example, "The new law holds substantial importance as it will affect the country's economy."
✓ Grammatically correct
Science
News & Media
Encyclopedias
Alternative expressions(20)
significant importance
considerable importance
great significance
great importance
major importance
paramount importance
critical importance
vital importance
marked importance
notable importance
high priority
tremendous importance
vast importance
enormous importance
fundamental importance
appreciable importance
huge importance
essential importance
important importance
substantial important
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
59 human-written examples
Finally, questions regarding the importance attributed to certain aspects of health care are posed (not really important, of some importance, of substantial importance, of the utmost importance).
Science
Such heterodimers have not been heretofore described, and they may be of substantial importance since the heterodimeric enzyme would be expected to have substantially greater antifungal activity than any single protein.
Science
Cattle and sugar became industries of substantial importance.
Encyclopedias
That is because the gene chips are complex, raising new technological issues, and also because the test could be "of substantial importance in preventing impairment of human health".
News & Media
Instead, the test would become whether the worker holds a "position of responsibility," defined as performing work of substantial importance or performing work requiring a high level of skill or training.
News & Media
In addition to the three emperors, as well as physicians such as Bian Qiao, Zhang Zhongjing, Hua Tuo, and Wang Shuhe, other individuals made single contributions of substantial importance to Chinese medicine.
Encyclopedias
In a statement, Justice Samuel A. Alito Jr. said that although the case presented "a question of substantial importance," the court could not rule because a binding decision had not yet been rendered by the lower courts.
News & Media
Naturally, it is of substantial importance to carry out works related to semiconductor photocatalysis.
Science
The moiety is of substantial importance because of its wide array of pharmacological activities.
The connection between cocaine and novelty/habituation may have substantial importance for understanding cocaine effects.
The effect of shear is found to be of substantial importance.
Science
Expert writing Tips
Best practice
Pair "substantial importance" with specific details to illustrate why something matters. For example, 'The research findings are of "substantial importance" due to their implications for future policy.'
Common error
While "substantial importance" is a strong phrase, it may sound overly formal in casual conversation or informal writing. Opt for simpler alternatives like 'very important' or 'really matters' in such situations.
Source & Trust
83%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "substantial importance" functions as a noun phrase that emphasizes the high degree of significance or consequence associated with a particular subject. As Ludwig AI suggests, it is used to denote something that carries considerable weight or influence.
Frequent in
Science
75%
News & Media
15%
Encyclopedias
10%
Less common in
Formal & Business
0%
Wiki
0%
Reference
0%
Ludwig's WRAP-UP
In summary, "substantial importance" is a phrase used to denote a high degree of significance. According to Ludwig, it is grammatically correct and frequently appears in formal and academic contexts. Its primary function is to emphasize the weight or influence of a subject, often with the intent to inform or persuade. While alternatives like "significant importance" or "considerable importance" exist, the choice depends on the specific nuance desired. It's most suitable for formal writing, ensuring precision and clarity. Be mindful of the register and avoid overuse in casual settings where simpler terms might be more appropriate.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
significant importance
This alternative uses 'significant' instead of 'substantial', conveying a similar degree of importance.
considerable importance
This alternative replaces 'substantial' with 'considerable', indicating a noteworthy degree of importance.
great significance
This alternative shifts the focus from 'importance' to 'significance', using 'great' to emphasize the magnitude.
major importance
This alternative uses 'major' to highlight the high level of importance attributed to something.
paramount importance
This alternative employs 'paramount' to denote the highest level of importance or priority.
critical importance
This alternative uses 'critical' to suggest that something is essential and vitally important.
vital importance
This alternative employs 'vital' to indicate that something is necessary for success or survival.
marked importance
This alternative utilizes 'marked' in place of 'substantial', emphasizing how readily apparent the importance is.
notable importance
This alternative substitutes 'substantial' with 'notable', pointing out the quality of being worthy of attention or notice.
high priority
This alternative departs slightly by framing the idea as a matter of 'high priority', implying that it should be dealt with urgently.
FAQs
How can I effectively use "substantial importance" in a sentence?
Use "substantial importance" when you want to emphasize that something is very important or significant, especially in formal or academic writing. For example, 'The discovery of this new evidence is of "substantial importance" to the case'.
What are some alternatives to using "substantial importance"?
Depending on the context, you can use alternatives like "significant importance", "considerable importance", or "great significance". Choose the one that best fits the tone and style of your writing.
Is "substantial importance" the same as "great importance"?
While both phrases convey a high degree of importance, "substantial importance" often implies a more measurable or tangible impact, whereas "great importance" can be more general. The choice depends on the nuance you want to convey.
In what contexts is "substantial importance" most appropriate?
"Substantial importance" is best suited for formal writing, academic papers, or professional reports where a high degree of significance needs to be conveyed. It might sound out of place in casual conversation.
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