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Justyna Jupowicz-Kozak quote

Justyna Jupowicz-Kozak

CEO of Professional Science Editing for Scientists @ prosciediting.com

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a primary one

Grammar usage guide and real-world examples

USAGE 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

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.

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

Plosone

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".

The inconvenience to parents -- while a consideration -- is not a primary one.

News & Media

The New York Times

Fire told me that harm reduction is a goal for Erowid, but not a primary one.

News & Media

The New Yorker
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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

Huffington Post

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

The New Yorker

There are several reasons for such a rapid drop-off, but the primary one is a talent drain.

Secondary axis formation: the generation of a second body plan in addition to the primary one in a vertebrate embryo.

I moved here in May of last year for a number of reasons – the primary one being that I found my partner here.

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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.

Antonio Rotolo, PhD - Digital Humanist | Computational Linguist | CEO @Ludwig.guru

Antonio Rotolo, PhD

Digital Humanist | Computational Linguist | CEO @Ludwig.guru

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.

Expression frequency: Common

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.

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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Real-world application tested

Most frequent sentences: