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
a critical importance
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "a critical importance" is not correct in standard written English.
The correct form would be "of critical importance." Example: "The safety of our employees is of critical importance to our company."
⚠ May contain grammatical issues
Science
News & Media
Formal & Business
Alternative expressions(20)
of utmost importance
of critical importance
vitally important
extremely significant
critical importance
highly crucial
fundamentally vital
utterly imperative
essential
indispensable
paramount
a decisive importance
a substantial importance
a paramount importance
a vital importance
a critical need
a critical assault
a certain importance
a social importance
a critical reader
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
20 human-written examples
They have a critical importance in our community as reliable venues for access to the artistic evolution in black cinema".
News & Media
This layer has a critical importance and new developments in internal components must be done for reducing the consumption and mitigate the losses into the BS.
The systematic study of the fluid characteristics of subsurface formations is a critical importance in the well planning and formation evaluation.
The use of biorefinery platforms based on the use of supercritical and/or pressurized fluids will have a critical importance in the near future.
Mapping (or plotting) the magnetic field has a critical importance for the achievement of the homogeneous magnetic field necessary to standard MR experiments.
This high rate of seismicity has a critical importance for the earthquake hazard in the Marmara region because approximately one-fourth of Turkey's population and most of its industrial centers are located in this region.
Science
Human-verified similar examples from authoritative sources
Similar Expressions
38 human-written examples
It is becoming increasingly apparent that cardiorespiratory fitness is a parameter of critical importance following a breast cancer diagnosis.
Science
One of its goals was instructing its viewers and their families about basic hygiene, "a matter of critical importance in an area of the world where gastrointestinal diseases abound and infant mortality rates are high".
Wiki
The deployment of facilities in general is an issue of critical importance for a wide range of private and public actions.
1, 2a Though regiocontrol in the addition of Grignard and organolithium reagents to 1 a is of critical importance, it also imposes a severe limitation.
Over the past decade, the issue of deteriorating infrastructure has become a topic of critical importance in Europe, and to an equal extent in the United States and Japan.
Expert writing Tips
Best practice
When emphasizing the importance of something, consider stronger alternatives like "vitally important" or "essential" for a more direct impact.
Common error
Avoid using "a critical importance" directly. The preposition "of" is crucial for correct grammar; without it, the phrase is structurally flawed.
Source & Trust
82%
Authority and reliability
2.8/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "a critical importance," while frequently found, functions incorrectly as a noun phrase requiring a preposition to properly link the adjective and noun. According to Ludwig AI, the phrase is not correct in standard written English.
Frequent in
Science
50%
News & Media
30%
Formal & Business
20%
Less common in
Encyclopedias
0%
Wiki
0%
Reference
0%
Ludwig's WRAP-UP
While the phrase "a critical importance" appears with relative frequency across diverse sources, including scientific and news media outlets, it is grammatically incorrect in standard English. As Ludwig AI points out, the correct form is "of critical importance". Although prevalent, particularly within scientific literature, adhering to proper grammatical structure enhances clarity and credibility. When intending to convey high significance, remember that using the preposition "of" creates a grammatically sound and widely accepted expression. Therefore, always favor "of critical importance" or explore synonymous alternatives like "vitally important" or "essential" to ensure accuracy and impact.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
of critical importance
Corrects the grammar by using the preposition "of" to link "critical" and "importance."
critical importance
Removes the indefinite article "a", correcting the grammatical structure.
vitally important
Replaces the noun phrase with an adjective, resulting in a slightly more emphatic tone.
highly crucial
Uses "crucial" as a synonym for "critical" maintaining a high degree of necessity.
extremely significant
Substitutes "critical importance" with a synonymous adjective phrase, focusing on the degree of significance.
fundamentally vital
Emphasizes the basic and necessary nature of something with synonymous adjectives.
utterly imperative
Emphasizes the necessity with "utterly imperative", which is a slightly stronger expression.
essential
Shortens the phrase to a single adjective conveying the necessity.
indispensable
Uses a single adjective to express that something is absolutely necessary or essential.
paramount
Replaces the entire phrase with a single adjective indicating supreme importance.
FAQs
What is the correct way to say something is very important?
The correct way to say something is very important is "of critical importance". While the phrase "a critical importance" is sometimes used, it is grammatically incorrect. Using the preposition "of" creates a grammatically sound and widely accepted expression.
What can I say instead of "a critical importance"?
Instead of "a critical importance", which is grammatically incorrect, you can use alternatives such as "of critical importance", "vitally important", or "extremely significant", depending on the context.
Is "a critical importance" grammatically correct?
No, "a critical importance" is not grammatically correct. The correct form is "of critical importance". The preposition "of" is necessary to properly connect the adjective "critical" with the noun "importance".
What's the difference between "a critical importance" and "of critical importance"?
"A critical importance" is grammatically incorrect, while "of critical importance" is the correct and standard form. The inclusion of "of" makes the phrase grammatically sound and understandable.
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
82%
Authority and reliability
2.8/5
Expert rating
Real-world application tested