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Justyna Jupowicz-Kozak
CEO of Professional Science Editing for Scientists @ prosciediting.com
a primary one
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "a primary one" is correct and usable in written English.
It can be used to refer to something that is of primary importance or significance in a particular context. Example: "In our discussion about project priorities, the budget is a primary one that we need to address first."
✓ Grammatically correct
Science
News & Media
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
30 human-written examples
Many industrial processes are based on two reactions: a primary one related to the achievement of the main process objective and a secondary one which is necessary to continuously run the process.
Science
There are several notable experimental differences between the studies which are likely to impact on the final results; a primary one being that we, in contrast to Fan et al., used full-length Sup35 rather than the NM fragment.
Science
Dr. Cornigan, who, by the way, has written an excellent monograph on this subject, believed that the dislocation was a primary one, due to reflex spasm of the muscles in utero, caused by some central nerve lesion in early fœtal life.
A primary one lists only "issues" and "conflicts".
News & Media
The inconvenience to parents -- while a consideration -- is not a primary one.
News & Media
Fire told me that harm reduction is a goal for Erowid, but not a primary one.
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
30 human-written examples
A smaller, but still sizable, majority would like to scrap the primary process altogether, and have "a nationwide primary on one day instead of... individual state primaries run over several months".
News & Media
In an abrasive Republican primary, one in which Bush campaigned for him, Specter barely defeated a conservative challenger; but he won by eleven per cent in the general election, in a state carried by John Kerry.
News & Media
There are several reasons for such a rapid drop-off, but the primary one is a talent drain.
News & Media
Secondary axis formation: the generation of a second body plan in addition to the primary one in a vertebrate embryo.
Science
I moved here in May of last year for a number of reasons – the primary one being that I found my partner here.
News & Media
Expert writing Tips
Best practice
Use "a primary one" to clearly signal the most important element among several options or considerations. It helps to prioritize information for the reader.
Common error
Avoid using "a primary one" when there's only one element being discussed. It's designed to highlight the most important item when comparing several options. If there is just one you are referencing, it is better to simply refer to it as "the primary" element.
Source & Trust
80%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "a primary one" functions as a noun phrase that identifies a specific item as being of utmost importance among a group of items or considerations. As Ludwig AI confirms, it's a valid phrase for emphasizing key elements.
Frequent in
Science
31%
News & Media
58%
Wiki
6%
Less common in
Formal & Business
0%
Encyclopedias
0%
Reference
0%
Ludwig's WRAP-UP
In summary, the phrase "a primary one" serves to emphasize the most important element among several considerations. Ludwig AI confirms its grammatical correctness and usability across diverse contexts. While versatile, it's best employed when explicitly highlighting a key aspect among multiple possibilities. Consider alternatives like "a key one" or "a main one" to enhance clarity, and avoid overuse to maintain impact. By following these insights, writers can effectively leverage "a primary one" to convey importance and direct the reader's focus.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
a main one
Directly states that something is the most important.
a principal one
Similar to 'primary' but can imply a more formal or official context.
a key one
Highlights the idea of being essential or crucial.
a crucial one
Emphasizes the critical importance of something.
a central one
Indicates that something is at the core or heart of the matter.
a significant one
Highlights the importance or consequence of something.
a fundamental one
Implies that something is a basic or essential element.
a leading one
Focuses on the idea of being at the forefront or in charge.
a foremost one
Emphasizes the idea of being the most important or best.
a paramount one
Suggests that something is of the highest importance, above all others.
FAQs
How can I use "a primary one" in a sentence?
You can use "a primary one" to indicate the most important item within a group. For example: "While there are many factors to consider, cost is "a primary one"."
What are some alternatives to using "a primary one"?
Alternatives include "a main one", "a key one", or "a leading one". The best choice depends on the specific context and the nuance you want to convey.
When is it appropriate to use "a primary one"?
It's appropriate when you want to emphasize the most important factor, reason, or element out of several possibilities. Avoid using it if there is no comparison being made.
What's the difference between "a primary one" and "the primary one"?
"A primary one" suggests that it is one of the primary or important items. "The primary one" indicates that it is the most important or the single main item being considered.
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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
80%
Authority and reliability
4.5/5
Expert rating
Real-world application tested