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
primary ones
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "primary ones" is correct and usable in written English.
It can be used to refer to the main or most important items in a particular context. Example: "In our analysis, we identified the primary ones that significantly impact the outcome of the project."
✓ Grammatically correct
Science
News & Media
Formal & Business
Alternative expressions(4)
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
59 human-written examples
The top council of regulators, the Financial Stability Oversight Council, said last fall that the S.E.C. should consider proposals that go further than the primary ones put forward on Wednesday, like a floating share value for all money market funds.
News & Media
Thad's certainly one of the primary ones," Groce said.
News & Media
"Defensive ends and linemen have been the primary ones to generate big salaries on defense.
News & Media
Information theory is used to characterize the achievable rates in a cognitive radio network under different assumptions on how the secondary systems interfere with the primary ones.
While her parents apparently spoke several languages, the primary ones were English and Ladino — not English and standard Spanish.
News & Media
The primary ones pertain to the patient recording of the environment and create an ethical content of the kind often found in Robert Adams's landscape photographs.
News & Media
Moreover, the senses elicited are largely hearing and sight, both of which do play a role in wine appreciation, but not primary ones.
News & Media
The overwhelming number of stock options go to top executives, who are the primary ones likely to be affected by any legislation, according to researchers, including those whose work corporate lobbyists have cited.
News & Media
Salvador already has two primary ones: the long-established circuit along the downtown streets of Campo Grande, and a newer and now more prestigious route along the beachfront boulevard, from Barra to Ondina beaches.
News & Media
Secondary antioxidant enzymes assist the primary ones.
Children chronic headaches are frequently primary ones, above all migraine.
Expert writing Tips
Best practice
When using "primary ones", ensure the context clearly defines what the 'secondary' or other related elements are to provide a complete picture.
Common error
Avoid using "primary ones" without first establishing a clear basis for comparison. Readers need to understand what constitutes the 'secondary' or less important elements for the phrase to be meaningful.
Source & Trust
81%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "primary ones" functions as a noun phrase, typically serving as the subject complement or object in a sentence. It refers to the main or most important items within a specified group. As confirmed by Ludwig, the phrase is both correct and usable.
Frequent in
Science
40%
News & Media
38%
Wiki
9%
Less common in
Formal & Business
5%
Encyclopedias
0%
Reference
0%
Ludwig's WRAP-UP
In summary, the phrase "primary ones" is a grammatically sound and frequently used expression to denote the most important items within a given context. Ludwig confirms its validity and usability. It appears across various domains, especially in scientific and news-related content. When employing this phrase, ensure there is a clear understanding of what constitutes the 'secondary' or less important elements to provide a complete and meaningful picture.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
main ones
Emphasizes centrality or importance, slightly more direct.
principal ones
Highlights the foremost or leading aspects.
key ones
Stresses significance and influence.
chief ones
Focuses on the most prominent or dominant.
foremost ones
Highlights being at the front or in the leading position.
leading ones
Highlights guidance and direction.
essential ones
Focuses on necessity and indispensability.
critical ones
Emphasizes crucial importance and potential impact.
vital ones
Stresses life-sustaining or fundamentally important nature.
paramount ones
Indicates supreme importance or dominance.
FAQs
How can I use "primary ones" in a sentence?
You can use "primary ones" to refer to the most important items in a group. For example, "Among the many factors, these are the "main ones" to consider."
What phrases are similar in meaning to "primary ones"?
Alternatives include "key ones", "main ones", or "principal ones". The best choice depends on the specific nuance you want to convey.
Is there a more formal way to say "primary ones"?
Yes, "principal ones" or "foremost ones" can lend a more formal tone compared to "primary ones".
What is the difference between "primary ones" and "secondary ones"?
"Primary ones" refers to the most important or main items, while "secondary ones" refers to those that are less important or have a supporting role. It's a distinction of importance and function.
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
81%
Authority and reliability
4.5/5
Expert rating
Real-world application tested