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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
a primary question is
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "a primary question is" is correct and usable in written English.
You can use it when introducing an important or central question that needs to be addressed in a discussion or analysis. Example: "In our research on climate change, a primary question is how human activity contributes to global warming."
✓ Grammatically correct
Science
News & Media
Academia
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
4 human-written examples
For CrossFit and the coalition, a primary question is which credentialing the board will recognize.
News & Media
Among those who think that moral knowledge can be acquired via intuition and a priori reasoning, a primary question is whether the kind of justification such methods can generate is coherentist or foundationalist.
Science
As for the β-Hermite ensemble, where for β > 0 can be taken any positive real value, a primary question is whether we can establish an internal relation with the random matrix model, whose eigenvalues obey the desired joint probability law.
A primary question is why platelets would have miRNA?
Science
Human-verified similar examples from authoritative sources
Similar Expressions
56 human-written examples
He said a primary question was how many core samples to take to ensure a sufficient range of strength tests without boring so many holes as to damage the building.
News & Media
Since increasing EPC levels post-stroke were shown to be associated with a favorable outcome, the primary question is whether EPCs are only a surrogate marker of neurological improvement or whether a causal relationship exists.
Science
Now that tensions between N.F.L. owners and players have escalated to a full-scale battle, the primary question is whether the players will stick together.
News & Media
Their primary question is: 'Does A cause B, everything else being equal?' Consequently, randomised controlled trials and regression models are the research methods of choice.
Science
In evidence-based medicine, the primary question is whether an intervention has effects on clinically relevant outcomes, as well as on symptoms such as coughs.
Science
"When we're faced with a dead whale on the beach, the primary question is, 'Why is it dead?'" he said.
News & Media
What if I eat it five times a week?' You have to answer people's primary question — is this safe?
News & Media
Expert writing Tips
Best practice
When introducing a core inquiry in academic writing, use "a primary question is" to clearly signal the focus of your research or analysis.
Common error
Avoid using "a primary question is" when introducing minor or easily answered questions. This phrase should be reserved for inquiries of significant importance or complexity.
Source & Trust
88%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "a primary question is" functions as an introductory phrase, signaling the presentation of a core inquiry. As Ludwig AI confirms, this phrase is grammatically sound and serves to foreground a central question. The examples in Ludwig show its use in framing key issues in various fields.
Frequent in
Science
38%
News & Media
38%
Academia
24%
Less common in
Formal & Business
0%
Encyclopedias
0%
Wiki
0%
Ludwig's WRAP-UP
In summary, "a primary question is" serves as a useful introduction to a central inquiry, particularly in academic, scientific, and journalistic contexts. Ludwig AI validates its grammatical correctness and appropriate usage. While alternatives like ""a key question is"" or "the main question is" exist, it's important to reserve this phrase for questions of significant importance. Though less common than some alternatives, its precise function and clear signal of importance make it a valuable tool in formal communication.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
a key question is
Replaces "primary" with "key", indicating a similarly important question.
a main question is
Substitutes "primary" with "main", suggesting the most important question.
the central question is
Uses "central" instead of "primary", focusing on the core issue.
the fundamental question is
Replaces "primary" with "fundamental", highlighting the foundational aspect of the question.
a critical question is
Uses "critical" instead of "primary", emphasizing the importance of the question to the outcome.
an important question is
Substitutes "primary" with "important", indicating the question's significance.
the major question is
Replaces "primary" with "major", suggesting a question of considerable size or impact.
the overriding question is
Uses "overriding" instead of "primary", suggesting a question that takes precedence over others.
the crucial question is
Replaces "primary" with "crucial", emphasizing the decisive nature of the question.
the pressing question is
Substitutes "primary" with "pressing", highlighting the urgency of the question.
FAQs
How can I use "a primary question is" in a sentence?
Use "a primary question is" to introduce a central or crucial inquiry within a discussion or analysis. For example, "In assessing the economic impact, a primary question is whether the benefits outweigh the costs".
What's the difference between "a primary question is" and "a key question is"?
While both phrases indicate an important question, "a primary question is" often suggests the main or foundational inquiry, whereas ""a key question is"" might refer to a particularly significant question among several.
What can I say instead of "a primary question is"?
You can use alternatives like "a main question is", "the central question is", or "the fundamental question is" depending on the specific emphasis you want to convey.
When is it appropriate to use "a primary question is"?
It's appropriate when you want to highlight the most important question that needs to be answered or considered within a particular context. This phrase is especially useful in academic, scientific, or formal discussions.
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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
88%
Authority and reliability
4.5/5
Expert rating
Real-world application tested