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
principal factors
Grammar usage guide and real-world examplesUSAGE SUMMARY
"principal factors" is a correct and usable phrase in written English.
It is commonly used to refer to the most important aspects of something. For example, "The principal factors that have contributed to the success of the company are its efficient management and innovative products."
✓ Grammatically correct
Science
News & Media
Encyclopedias
Alternative expressions(16)
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
58 human-written examples
Three principal factors control the features of South America's climate.
Encyclopedias
It is one of the principal factors that set them apart from adult killers.
News & Media
Two principal factors are responsible for the deindustrialization of Northern Ireland.
Encyclopedias
We will endeavour to produce an interim policy as quickly as possible which outlines the principal factors for and against prosecution".
News & Media
WHAT have been the two principal factors in the increase of the mixed-race population in the United States?
News & Media
"Our location is one of the principal factors that enabled us to go from start-up to the third-largest equities exchange in the U.S. in a matter of 18 months," says Joe Ratterman, its president and chief executive officer.
News & Media
"Everything relates to two principal factors -- one is reducing costs, making things lighter and easier to transport, and the other is making them more convenient to the consumer," Dr. Walsh said.
News & Media
Then, the principal factors of aquatic ecosystem dependence were selected.
Science
Hence, our focus is to know what nature does principal factors have.
Science
Security and safety are two principal factors governing future cloud computing research and development.
Science
Table 10 4 principal factors loadings, variance accounted by factors, and correlation between factors.
Science
Expert writing Tips
Best practice
When discussing causes or determinants, use "principal factors" to emphasize the most important influences. For example, "The "principal factors" affecting climate change are greenhouse gas emissions and deforestation".
Common error
Avoid vague statements like, "The "principal factors" are important." Instead, clearly identify and elaborate on what these factors are to provide meaningful insights and context.
Source & Trust
85%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "principal factors" functions as a noun phrase, identifying the most important elements or causes contributing to a particular situation or outcome. As indicated by Ludwig, the phrase is considered correct and usable in written English.
Frequent in
Science
53%
News & Media
25%
Encyclopedias
5%
Less common in
Formal & Business
2%
Reference
0%
Wiki
0%
Ludwig's WRAP-UP
In summary, "principal factors" is a grammatically sound and frequently used phrase that serves to highlight the most important elements or causes within a given context. According to Ludwig, the phrase is correct and usable in written English, primarily appearing in science and news-related domains. When using this phrase, ensure you provide specific details about what those "principal factors" are to add clarity and depth to your writing. Consider alternatives such as "main factors" or "key factors" to add variety to your language.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
main factors
Replaces "principal" with "main", indicating the key elements.
key factors
Substitutes "principal" with "key", emphasizing the essential nature of the factors.
major factors
Uses "major" instead of "principal", highlighting the significance of the factors.
primary factors
Replaces "principal" with "primary", denoting the fundamental or initial factors.
chief factors
Substitutes "principal" with "chief", stressing the leading or dominant factors.
leading factors
Uses "leading" instead of "principal", highlighting the factors that guide or direct.
critical factors
Replaces "principal" with "critical", emphasizing the crucial or decisive factors.
essential factors
Substitutes "principal" with "essential", highlighting the indispensable nature of the factors.
fundamental factors
Uses "fundamental" instead of "principal", denoting the basic or foundational factors.
significant factors
Replaces "principal" with "significant", emphasizing the importance of the factors.
FAQs
What are some other ways to say "principal factors"?
You can use alternatives such as "main factors", "key factors", or "major factors" depending on the specific context.
How do I use "principal factors" in a sentence?
You can use "principal factors" to highlight the most important aspects influencing a particular outcome. For example, "The "principal factors" contributing to the company's growth are innovation and customer satisfaction."
Which is more appropriate, "principal factors" or "important factors"?
"Principal factors" emphasizes the primary or leading factors, whereas "important factors" is a more general term. Choose "principal factors" when you want to specifically highlight the most significant influences.
What's the difference between "principal factors" and "key considerations"?
"Principal factors" usually refer to elements that directly influence a result or situation, while "key considerations" are important aspects to think about or take into account. The first is about causes and the second about evaluation.
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
85%
Authority and reliability
4.5/5
Expert rating
Real-world application tested