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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
primary interest
Grammar usage guide and real-world examplesUSAGE SUMMARY
"primary interest" is correct and usable in written English.
You can use it to refer to an interest or focus that is more important than others. For example: Bob's primary interest is photography, but he also enjoys running and painting.
✓ Grammatically correct
Academia
News & Media
Science
Alternative expressions(19)
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
60 human-written examples
His primary interest was bidding.
News & Media
His primary interest is antimatter.
News & Media
Her primary interest remains new writing.
News & Media
BUT investing remains his primary interest.
News & Media
So China's primary interest is stability.
News & Media
Her primary interest is pediatric neurological diseases.
Academia
"Our primary interest is the flagship store," Mr. Welch said.
News & Media
Our primary interest is stopping common species becoming rare.
News & Media
No, my primary interest in this animal was educational.
News & Media
Her primary interest was psychology and mental health.
News & Media
Lembo said the primary interest was to protect the fighters.
News & Media
Expert writing Tips
Best practice
When using "primary interest", ensure it clearly identifies the most significant focus among other interests. This helps to avoid ambiguity and clarifies your priorities.
Common error
Avoid using "primary interest" when the focus is not significantly more important than other interests. Using it for something of equal importance can dilute its meaning and impact.
Source & Trust
89%
Authority and reliability
4.6/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "primary interest" functions as a noun phrase, where "primary" modifies the noun "interest". It serves to identify the most important or main focus of someone or something. Ludwig indicates that this is a correct usage.
Frequent in
News & Media
33%
Academia
31%
Science
30%
Less common in
Formal & Business
2%
Encyclopedias
0%
Wiki
0%
Ludwig's WRAP-UP
The phrase "primary interest" is a grammatically sound and frequently used term to denote the main focus or concern. Ludwig confirms its correctness and usability across various contexts. Its prevalence in academic, news, and scientific sources highlights its versatility. When using "primary interest", clarity is key: ensure it accurately reflects the most significant focus to avoid ambiguity. Related phrases like "main concern" or "chief focus" can provide alternative ways to express the concept, as shown by Ludwig's examples.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
main concern
Focuses more on worry or importance rather than preference.
chief focus
Emphasizes the main point of attention or activity.
principal focus
A more formal way of saying "main focus".
key focus
Highlights something essential and central.
central concern
Highlights something essential and central.
main priority
Stresses importance in terms of ranking.
top priority
Similar to "main priority" but indicates the absolute highest importance.
foremost concern
Emphasizes the leading or most important worry.
overriding interest
Implies the interest is so strong it overshadows others.
major preoccupation
Suggests the interest is almost obsessive or consuming.
FAQs
How to use "primary interest" in a sentence?
You can use "primary interest" to indicate someone's main area of focus. For example, "Her "primary interest" is pediatric neurological diseases".
What can I say instead of "primary interest"?
You can use alternatives like "main concern", "chief focus", or "top priority" depending on the context.
Which is correct, "primary interest" or "main interest"?
Both ""primary interest"" and "main interest" are correct and often interchangeable. "Primary" suggests the first or most significant, while "main" simply means the principal one.
What's the difference between "primary interest" and "secondary interest"?
"Primary interest" refers to the main focus, while "secondary interest" indicates something of lesser importance but still worthy of attention.
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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
89%
Authority and reliability
4.6/5
Expert rating
Real-world application tested